This is an automated email from the ASF dual-hosted git repository.

jincheng pushed a commit to annotated tag release-1.8.1-rc1
in repository https://gitbox.apache.org/repos/asf/flink.git

commit 11ab983ed20068dac93efe7f234ffab9abc2926e
Author: sunjincheng121 <sunjincheng...@gmail.com>
AuthorDate: Mon Jun 24 08:57:49 2019 +0800

    Commit for release 1.8.1
---
 docs/_config.yml                                                      | 4 ++--
 flink-annotations/pom.xml                                             | 2 +-
 flink-clients/pom.xml                                                 | 2 +-
 flink-connectors/flink-connector-cassandra/pom.xml                    | 2 +-
 flink-connectors/flink-connector-elasticsearch-base/pom.xml           | 2 +-
 flink-connectors/flink-connector-elasticsearch/pom.xml                | 2 +-
 flink-connectors/flink-connector-elasticsearch2/pom.xml               | 2 +-
 flink-connectors/flink-connector-elasticsearch5/pom.xml               | 2 +-
 flink-connectors/flink-connector-elasticsearch6/pom.xml               | 2 +-
 flink-connectors/flink-connector-filesystem/pom.xml                   | 2 +-
 flink-connectors/flink-connector-kafka-0.10/pom.xml                   | 2 +-
 flink-connectors/flink-connector-kafka-0.11/pom.xml                   | 2 +-
 flink-connectors/flink-connector-kafka-0.8/pom.xml                    | 2 +-
 flink-connectors/flink-connector-kafka-0.9/pom.xml                    | 2 +-
 flink-connectors/flink-connector-kafka-base/pom.xml                   | 2 +-
 flink-connectors/flink-connector-kafka/pom.xml                        | 2 +-
 flink-connectors/flink-connector-kinesis/pom.xml                      | 2 +-
 flink-connectors/flink-connector-nifi/pom.xml                         | 2 +-
 flink-connectors/flink-connector-rabbitmq/pom.xml                     | 2 +-
 flink-connectors/flink-connector-twitter/pom.xml                      | 2 +-
 flink-connectors/flink-hadoop-compatibility/pom.xml                   | 2 +-
 flink-connectors/flink-hbase/pom.xml                                  | 2 +-
 flink-connectors/flink-hcatalog/pom.xml                               | 2 +-
 flink-connectors/flink-jdbc/pom.xml                                   | 2 +-
 flink-connectors/flink-orc/pom.xml                                    | 2 +-
 flink-connectors/flink-sql-connector-elasticsearch6/pom.xml           | 2 +-
 flink-connectors/flink-sql-connector-kafka-0.10/pom.xml               | 2 +-
 flink-connectors/flink-sql-connector-kafka-0.11/pom.xml               | 2 +-
 flink-connectors/flink-sql-connector-kafka-0.9/pom.xml                | 2 +-
 flink-connectors/flink-sql-connector-kafka/pom.xml                    | 2 +-
 flink-connectors/pom.xml                                              | 2 +-
 flink-container/pom.xml                                               | 2 +-
 flink-contrib/flink-connector-wikiedits/pom.xml                       | 2 +-
 flink-contrib/pom.xml                                                 | 2 +-
 flink-core/pom.xml                                                    | 2 +-
 flink-dist/pom.xml                                                    | 2 +-
 flink-docs/pom.xml                                                    | 2 +-
 flink-end-to-end-tests/flink-bucketing-sink-test/pom.xml              | 2 +-
 flink-end-to-end-tests/flink-cli-test/pom.xml                         | 2 +-
 flink-end-to-end-tests/flink-confluent-schema-registry/pom.xml        | 2 +-
 flink-end-to-end-tests/flink-dataset-allround-test/pom.xml            | 2 +-
 flink-end-to-end-tests/flink-datastream-allround-test/pom.xml         | 2 +-
 flink-end-to-end-tests/flink-distributed-cache-via-blob-test/pom.xml  | 2 +-
 flink-end-to-end-tests/flink-e2e-test-utils/pom.xml                   | 2 +-
 flink-end-to-end-tests/flink-elasticsearch1-test/pom.xml              | 2 +-
 flink-end-to-end-tests/flink-elasticsearch2-test/pom.xml              | 2 +-
 flink-end-to-end-tests/flink-elasticsearch5-test/pom.xml              | 2 +-
 flink-end-to-end-tests/flink-elasticsearch6-test/pom.xml              | 2 +-
 flink-end-to-end-tests/flink-end-to-end-tests-common/pom.xml          | 4 ++--
 flink-end-to-end-tests/flink-heavy-deployment-stress-test/pom.xml     | 2 +-
 flink-end-to-end-tests/flink-high-parallelism-iterations-test/pom.xml | 2 +-
 .../flink-local-recovery-and-allocation-test/pom.xml                  | 2 +-
 flink-end-to-end-tests/flink-metrics-availability-test/pom.xml        | 2 +-
 flink-end-to-end-tests/flink-metrics-reporter-prometheus-test/pom.xml | 2 +-
 .../flink-parent-child-classloading-test-lib-package/pom.xml          | 2 +-
 .../flink-parent-child-classloading-test-program/pom.xml              | 2 +-
 flink-end-to-end-tests/flink-queryable-state-test/pom.xml             | 2 +-
 flink-end-to-end-tests/flink-quickstart-test/pom.xml                  | 2 +-
 flink-end-to-end-tests/flink-sql-client-test/pom.xml                  | 2 +-
 flink-end-to-end-tests/flink-state-evolution-test/pom.xml             | 2 +-
 flink-end-to-end-tests/flink-stream-sql-test/pom.xml                  | 2 +-
 flink-end-to-end-tests/flink-stream-state-ttl-test/pom.xml            | 2 +-
 flink-end-to-end-tests/flink-stream-stateful-job-upgrade-test/pom.xml | 2 +-
 flink-end-to-end-tests/flink-streaming-file-sink-test/pom.xml         | 2 +-
 flink-end-to-end-tests/flink-streaming-kafka-test-base/pom.xml        | 2 +-
 flink-end-to-end-tests/flink-streaming-kafka-test/pom.xml             | 2 +-
 flink-end-to-end-tests/flink-streaming-kafka010-test/pom.xml          | 2 +-
 flink-end-to-end-tests/flink-streaming-kafka011-test/pom.xml          | 2 +-
 flink-end-to-end-tests/flink-streaming-kinesis-test/pom.xml           | 2 +-
 flink-end-to-end-tests/pom.xml                                        | 2 +-
 flink-examples/flink-examples-batch/pom.xml                           | 2 +-
 .../flink-examples-streaming-state-machine/pom.xml                    | 2 +-
 .../flink-examples-streaming-twitter/pom.xml                          | 2 +-
 flink-examples/flink-examples-build-helper/pom.xml                    | 2 +-
 flink-examples/flink-examples-streaming/pom.xml                       | 2 +-
 flink-examples/flink-examples-table/pom.xml                           | 2 +-
 flink-examples/pom.xml                                                | 2 +-
 flink-filesystems/flink-fs-hadoop-shaded/pom.xml                      | 2 +-
 flink-filesystems/flink-hadoop-fs/pom.xml                             | 2 +-
 flink-filesystems/flink-mapr-fs/pom.xml                               | 2 +-
 flink-filesystems/flink-oss-fs-hadoop/pom.xml                         | 2 +-
 flink-filesystems/flink-s3-fs-base/pom.xml                            | 2 +-
 flink-filesystems/flink-s3-fs-hadoop/pom.xml                          | 2 +-
 flink-filesystems/flink-s3-fs-presto/pom.xml                          | 2 +-
 flink-filesystems/flink-swift-fs-hadoop/pom.xml                       | 2 +-
 flink-filesystems/pom.xml                                             | 2 +-
 flink-formats/flink-avro-confluent-registry/pom.xml                   | 2 +-
 flink-formats/flink-avro/pom.xml                                      | 2 +-
 flink-formats/flink-csv/pom.xml                                       | 2 +-
 flink-formats/flink-json/pom.xml                                      | 2 +-
 flink-formats/flink-parquet/pom.xml                                   | 2 +-
 flink-formats/flink-sequence-file/pom.xml                             | 2 +-
 flink-formats/pom.xml                                                 | 2 +-
 flink-fs-tests/pom.xml                                                | 2 +-
 flink-java/pom.xml                                                    | 2 +-
 flink-libraries/flink-cep-scala/pom.xml                               | 2 +-
 flink-libraries/flink-cep/pom.xml                                     | 2 +-
 flink-libraries/flink-gelly-examples/pom.xml                          | 2 +-
 flink-libraries/flink-gelly-scala/pom.xml                             | 2 +-
 flink-libraries/flink-gelly/pom.xml                                   | 2 +-
 flink-libraries/flink-ml-uber/pom.xml                                 | 2 +-
 flink-libraries/flink-ml/pom.xml                                      | 2 +-
 flink-libraries/flink-python/pom.xml                                  | 2 +-
 flink-libraries/flink-streaming-python/pom.xml                        | 2 +-
 flink-libraries/pom.xml                                               | 2 +-
 flink-mesos/pom.xml                                                   | 2 +-
 flink-metrics/flink-metrics-core/pom.xml                              | 2 +-
 flink-metrics/flink-metrics-datadog/pom.xml                           | 2 +-
 flink-metrics/flink-metrics-dropwizard/pom.xml                        | 2 +-
 flink-metrics/flink-metrics-graphite/pom.xml                          | 2 +-
 flink-metrics/flink-metrics-influxdb/pom.xml                          | 2 +-
 flink-metrics/flink-metrics-jmx/pom.xml                               | 2 +-
 flink-metrics/flink-metrics-prometheus/pom.xml                        | 2 +-
 flink-metrics/flink-metrics-slf4j/pom.xml                             | 2 +-
 flink-metrics/flink-metrics-statsd/pom.xml                            | 2 +-
 flink-metrics/pom.xml                                                 | 2 +-
 flink-optimizer/pom.xml                                               | 2 +-
 flink-queryable-state/flink-queryable-state-client-java/pom.xml       | 2 +-
 flink-queryable-state/flink-queryable-state-runtime/pom.xml           | 2 +-
 flink-queryable-state/pom.xml                                         | 2 +-
 flink-quickstart/flink-quickstart-java/pom.xml                        | 2 +-
 flink-quickstart/flink-quickstart-scala/pom.xml                       | 2 +-
 flink-quickstart/pom.xml                                              | 2 +-
 flink-runtime-web/pom.xml                                             | 2 +-
 flink-runtime/pom.xml                                                 | 2 +-
 flink-scala-shell/pom.xml                                             | 2 +-
 flink-scala/pom.xml                                                   | 2 +-
 flink-shaded-curator/pom.xml                                          | 2 +-
 flink-shaded-hadoop/flink-shaded-hadoop2-uber/pom.xml                 | 4 ++--
 flink-shaded-hadoop/flink-shaded-hadoop2/pom.xml                      | 4 ++--
 flink-shaded-hadoop/flink-shaded-yarn-tests/pom.xml                   | 2 +-
 flink-shaded-hadoop/pom.xml                                           | 2 +-
 flink-state-backends/flink-statebackend-rocksdb/pom.xml               | 2 +-
 flink-state-backends/pom.xml                                          | 2 +-
 flink-streaming-java/pom.xml                                          | 2 +-
 flink-streaming-scala/pom.xml                                         | 2 +-
 flink-table/flink-sql-client/pom.xml                                  | 2 +-
 flink-table/flink-table-api-java-bridge/pom.xml                       | 2 +-
 flink-table/flink-table-api-java/pom.xml                              | 2 +-
 flink-table/flink-table-api-scala-bridge/pom.xml                      | 2 +-
 flink-table/flink-table-api-scala/pom.xml                             | 2 +-
 flink-table/flink-table-common/pom.xml                                | 2 +-
 flink-table/flink-table-planner/pom.xml                               | 2 +-
 flink-table/flink-table-uber/pom.xml                                  | 2 +-
 flink-table/pom.xml                                                   | 2 +-
 flink-test-utils-parent/flink-test-utils-junit/pom.xml                | 2 +-
 flink-test-utils-parent/flink-test-utils/pom.xml                      | 2 +-
 flink-test-utils-parent/pom.xml                                       | 2 +-
 flink-tests/pom.xml                                                   | 2 +-
 flink-yarn-tests/pom.xml                                              | 2 +-
 flink-yarn/pom.xml                                                    | 2 +-
 pom.xml                                                               | 4 ++--
 tools/force-shading/pom.xml                                           | 2 +-
 153 files changed, 158 insertions(+), 158 deletions(-)

diff --git a/docs/_config.yml b/docs/_config.yml
index 339fe25..638cc46 100644
--- a/docs/_config.yml
+++ b/docs/_config.yml
@@ -27,10 +27,10 @@
 # we change the version for the complete docs when forking of a release branch
 # etc.
 # The full version string as referenced in Maven (e.g. 1.2.1)
-version: "1.8.0"
+version: "1.8.1"
 # For stable releases, leave the bugfix version out (e.g. 1.2). For snapshot
 # release this should be the same as the regular version
-version_title: "1.8"
+version_title: 1.8
 # Branch on Github for this version
 github_branch: "release-1.8"
 
diff --git a/flink-annotations/pom.xml b/flink-annotations/pom.xml
index 1bfb19b..3fa3f74 100644
--- a/flink-annotations/pom.xml
+++ b/flink-annotations/pom.xml
@@ -25,7 +25,7 @@ under the License.
        <parent>
                <groupId>org.apache.flink</groupId>
                <artifactId>flink-parent</artifactId>
-               <version>1.8-SNAPSHOT</version>
+               <version>1.8.1</version>
                <relativePath>..</relativePath>
        </parent>
 
diff --git a/flink-clients/pom.xml b/flink-clients/pom.xml
index 52f0a9e..5939a12 100644
--- a/flink-clients/pom.xml
+++ b/flink-clients/pom.xml
@@ -26,7 +26,7 @@ under the License.
        <parent>
                <groupId>org.apache.flink</groupId>
                <artifactId>flink-parent</artifactId>
-               <version>1.8-SNAPSHOT</version>
+               <version>1.8.1</version>
                <relativePath>..</relativePath>
        </parent>
 
diff --git a/flink-connectors/flink-connector-cassandra/pom.xml 
b/flink-connectors/flink-connector-cassandra/pom.xml
index 882e662..e60c58c 100644
--- a/flink-connectors/flink-connector-cassandra/pom.xml
+++ b/flink-connectors/flink-connector-cassandra/pom.xml
@@ -26,7 +26,7 @@ under the License.
        <parent>
                <groupId>org.apache.flink</groupId>
                <artifactId>flink-connectors</artifactId>
-               <version>1.8-SNAPSHOT</version>
+               <version>1.8.1</version>
                <relativePath>..</relativePath>
        </parent>
 
diff --git a/flink-connectors/flink-connector-elasticsearch-base/pom.xml 
b/flink-connectors/flink-connector-elasticsearch-base/pom.xml
index ebd722a..d1a5326 100644
--- a/flink-connectors/flink-connector-elasticsearch-base/pom.xml
+++ b/flink-connectors/flink-connector-elasticsearch-base/pom.xml
@@ -26,7 +26,7 @@ under the License.
        <parent>
                <groupId>org.apache.flink</groupId>
                <artifactId>flink-connectors</artifactId>
-               <version>1.8-SNAPSHOT</version>
+               <version>1.8.1</version>
                <relativePath>..</relativePath>
        </parent>
 
diff --git a/flink-connectors/flink-connector-elasticsearch/pom.xml 
b/flink-connectors/flink-connector-elasticsearch/pom.xml
index b3fdfe2..b5b6304 100644
--- a/flink-connectors/flink-connector-elasticsearch/pom.xml
+++ b/flink-connectors/flink-connector-elasticsearch/pom.xml
@@ -26,7 +26,7 @@ under the License.
        <parent>
                <groupId>org.apache.flink</groupId>
                <artifactId>flink-connectors</artifactId>
-               <version>1.8-SNAPSHOT</version>
+               <version>1.8.1</version>
                <relativePath>..</relativePath>
        </parent>
 
diff --git a/flink-connectors/flink-connector-elasticsearch2/pom.xml 
b/flink-connectors/flink-connector-elasticsearch2/pom.xml
index de43396..1987eb8 100644
--- a/flink-connectors/flink-connector-elasticsearch2/pom.xml
+++ b/flink-connectors/flink-connector-elasticsearch2/pom.xml
@@ -26,7 +26,7 @@ under the License.
        <parent>
                <groupId>org.apache.flink</groupId>
                <artifactId>flink-connectors</artifactId>
-               <version>1.8-SNAPSHOT</version>
+               <version>1.8.1</version>
                <relativePath>..</relativePath>
        </parent>
 
diff --git a/flink-connectors/flink-connector-elasticsearch5/pom.xml 
b/flink-connectors/flink-connector-elasticsearch5/pom.xml
index 3598e68..c5a935f 100644
--- a/flink-connectors/flink-connector-elasticsearch5/pom.xml
+++ b/flink-connectors/flink-connector-elasticsearch5/pom.xml
@@ -26,7 +26,7 @@ under the License.
        <parent>
                <groupId>org.apache.flink</groupId>
                <artifactId>flink-connectors</artifactId>
-               <version>1.8-SNAPSHOT</version>
+               <version>1.8.1</version>
                <relativePath>..</relativePath>
        </parent>
 
diff --git a/flink-connectors/flink-connector-elasticsearch6/pom.xml 
b/flink-connectors/flink-connector-elasticsearch6/pom.xml
index b2a9886..5db925e 100644
--- a/flink-connectors/flink-connector-elasticsearch6/pom.xml
+++ b/flink-connectors/flink-connector-elasticsearch6/pom.xml
@@ -26,7 +26,7 @@ under the License.
        <parent>
                <groupId>org.apache.flink</groupId>
                <artifactId>flink-connectors</artifactId>
-               <version>1.8-SNAPSHOT</version>
+               <version>1.8.1</version>
                <relativePath>..</relativePath>
        </parent>
 
diff --git a/flink-connectors/flink-connector-filesystem/pom.xml 
b/flink-connectors/flink-connector-filesystem/pom.xml
index e4be9ed..2104674 100644
--- a/flink-connectors/flink-connector-filesystem/pom.xml
+++ b/flink-connectors/flink-connector-filesystem/pom.xml
@@ -26,7 +26,7 @@ under the License.
        <parent>
                <groupId>org.apache.flink</groupId>
                <artifactId>flink-connectors</artifactId>
-               <version>1.8-SNAPSHOT</version>
+               <version>1.8.1</version>
                <relativePath>..</relativePath>
        </parent>
 
diff --git a/flink-connectors/flink-connector-kafka-0.10/pom.xml 
b/flink-connectors/flink-connector-kafka-0.10/pom.xml
index 0336b31..9820252 100644
--- a/flink-connectors/flink-connector-kafka-0.10/pom.xml
+++ b/flink-connectors/flink-connector-kafka-0.10/pom.xml
@@ -26,7 +26,7 @@ under the License.
        <parent>
                <groupId>org.apache.flink</groupId>
                <artifactId>flink-connectors</artifactId>
-               <version>1.8-SNAPSHOT</version>
+               <version>1.8.1</version>
                <relativePath>..</relativePath>
        </parent>
 
diff --git a/flink-connectors/flink-connector-kafka-0.11/pom.xml 
b/flink-connectors/flink-connector-kafka-0.11/pom.xml
index 70ff20a..3fae231 100644
--- a/flink-connectors/flink-connector-kafka-0.11/pom.xml
+++ b/flink-connectors/flink-connector-kafka-0.11/pom.xml
@@ -26,7 +26,7 @@ under the License.
        <parent>
                <groupId>org.apache.flink</groupId>
                <artifactId>flink-connectors</artifactId>
-               <version>1.8-SNAPSHOT</version>
+               <version>1.8.1</version>
                <relativePath>..</relativePath>
        </parent>
 
diff --git a/flink-connectors/flink-connector-kafka-0.8/pom.xml 
b/flink-connectors/flink-connector-kafka-0.8/pom.xml
index 4bd9893..27aa78e 100644
--- a/flink-connectors/flink-connector-kafka-0.8/pom.xml
+++ b/flink-connectors/flink-connector-kafka-0.8/pom.xml
@@ -26,7 +26,7 @@ under the License.
        <parent>
                <groupId>org.apache.flink</groupId>
                <artifactId>flink-connectors</artifactId>
-               <version>1.8-SNAPSHOT</version>
+               <version>1.8.1</version>
                <relativePath>..</relativePath>
        </parent>
 
diff --git a/flink-connectors/flink-connector-kafka-0.9/pom.xml 
b/flink-connectors/flink-connector-kafka-0.9/pom.xml
index 840aa9a..3c1dfe3 100644
--- a/flink-connectors/flink-connector-kafka-0.9/pom.xml
+++ b/flink-connectors/flink-connector-kafka-0.9/pom.xml
@@ -26,7 +26,7 @@ under the License.
        <parent>
                <groupId>org.apache.flink</groupId>
                <artifactId>flink-connectors</artifactId>
-               <version>1.8-SNAPSHOT</version>
+               <version>1.8.1</version>
                <relativePath>..</relativePath>
        </parent>
 
diff --git a/flink-connectors/flink-connector-kafka-base/pom.xml 
b/flink-connectors/flink-connector-kafka-base/pom.xml
index 4610376..045c487 100644
--- a/flink-connectors/flink-connector-kafka-base/pom.xml
+++ b/flink-connectors/flink-connector-kafka-base/pom.xml
@@ -26,7 +26,7 @@ under the License.
        <parent>
                <groupId>org.apache.flink</groupId>
                <artifactId>flink-connectors</artifactId>
-               <version>1.8-SNAPSHOT</version>
+               <version>1.8.1</version>
                <relativePath>..</relativePath>
        </parent>
 
diff --git a/flink-connectors/flink-connector-kafka/pom.xml 
b/flink-connectors/flink-connector-kafka/pom.xml
index 09bb450..9394e2a 100644
--- a/flink-connectors/flink-connector-kafka/pom.xml
+++ b/flink-connectors/flink-connector-kafka/pom.xml
@@ -26,7 +26,7 @@ under the License.
        <parent>
                <artifactId>flink-connectors</artifactId>
                <groupId>org.apache.flink</groupId>
-               <version>1.8-SNAPSHOT</version>
+               <version>1.8.1</version>
                <relativePath>..</relativePath>
        </parent>
 
diff --git a/flink-connectors/flink-connector-kinesis/pom.xml 
b/flink-connectors/flink-connector-kinesis/pom.xml
index b131e0d..84def18 100644
--- a/flink-connectors/flink-connector-kinesis/pom.xml
+++ b/flink-connectors/flink-connector-kinesis/pom.xml
@@ -26,7 +26,7 @@ under the License.
        <parent>
                <groupId>org.apache.flink</groupId>
                <artifactId>flink-connectors</artifactId>
-               <version>1.8-SNAPSHOT</version>
+               <version>1.8.1</version>
                <relativePath>..</relativePath>
        </parent>
 
diff --git a/flink-connectors/flink-connector-nifi/pom.xml 
b/flink-connectors/flink-connector-nifi/pom.xml
index 81e61c0..2a94faf 100644
--- a/flink-connectors/flink-connector-nifi/pom.xml
+++ b/flink-connectors/flink-connector-nifi/pom.xml
@@ -26,7 +26,7 @@ under the License.
        <parent>
                <groupId>org.apache.flink</groupId>
                <artifactId>flink-connectors</artifactId>
-               <version>1.8-SNAPSHOT</version>
+               <version>1.8.1</version>
                <relativePath>..</relativePath>
        </parent>
 
diff --git a/flink-connectors/flink-connector-rabbitmq/pom.xml 
b/flink-connectors/flink-connector-rabbitmq/pom.xml
index bb30c35..b7b2d35 100644
--- a/flink-connectors/flink-connector-rabbitmq/pom.xml
+++ b/flink-connectors/flink-connector-rabbitmq/pom.xml
@@ -26,7 +26,7 @@ under the License.
        <parent>
                <groupId>org.apache.flink</groupId>
                <artifactId>flink-connectors</artifactId>
-               <version>1.8-SNAPSHOT</version>
+               <version>1.8.1</version>
                <relativePath>..</relativePath>
        </parent>
 
diff --git a/flink-connectors/flink-connector-twitter/pom.xml 
b/flink-connectors/flink-connector-twitter/pom.xml
index eca315f..a40ac15 100644
--- a/flink-connectors/flink-connector-twitter/pom.xml
+++ b/flink-connectors/flink-connector-twitter/pom.xml
@@ -26,7 +26,7 @@ under the License.
        <parent>
                <groupId>org.apache.flink</groupId>
                <artifactId>flink-connectors</artifactId>
-               <version>1.8-SNAPSHOT</version>
+               <version>1.8.1</version>
                <relativePath>..</relativePath>
        </parent>
 
diff --git a/flink-connectors/flink-hadoop-compatibility/pom.xml 
b/flink-connectors/flink-hadoop-compatibility/pom.xml
index 1bf704b..4c1083b 100644
--- a/flink-connectors/flink-hadoop-compatibility/pom.xml
+++ b/flink-connectors/flink-hadoop-compatibility/pom.xml
@@ -25,7 +25,7 @@ under the License.
        <parent>
                <groupId>org.apache.flink</groupId>
                <artifactId>flink-connectors</artifactId>
-               <version>1.8-SNAPSHOT</version>
+               <version>1.8.1</version>
                <relativePath>..</relativePath>
        </parent>
 
diff --git a/flink-connectors/flink-hbase/pom.xml 
b/flink-connectors/flink-hbase/pom.xml
index c43833c..80a5a26 100644
--- a/flink-connectors/flink-hbase/pom.xml
+++ b/flink-connectors/flink-hbase/pom.xml
@@ -25,7 +25,7 @@ under the License.
        <parent>
                <groupId>org.apache.flink</groupId>
                <artifactId>flink-connectors</artifactId>
-               <version>1.8-SNAPSHOT</version>
+               <version>1.8.1</version>
                <relativePath>..</relativePath>
        </parent>
 
diff --git a/flink-connectors/flink-hcatalog/pom.xml 
b/flink-connectors/flink-hcatalog/pom.xml
index 5c9e114..e742dbe 100644
--- a/flink-connectors/flink-hcatalog/pom.xml
+++ b/flink-connectors/flink-hcatalog/pom.xml
@@ -25,7 +25,7 @@ under the License.
        <parent>
                <groupId>org.apache.flink</groupId>
                <artifactId>flink-connectors</artifactId>
-               <version>1.8-SNAPSHOT</version>
+               <version>1.8.1</version>
                <relativePath>..</relativePath>
        </parent>
 
diff --git a/flink-connectors/flink-jdbc/pom.xml 
b/flink-connectors/flink-jdbc/pom.xml
index ae3db43..a24679d 100644
--- a/flink-connectors/flink-jdbc/pom.xml
+++ b/flink-connectors/flink-jdbc/pom.xml
@@ -26,7 +26,7 @@ under the License.
        <parent>
                <groupId>org.apache.flink</groupId>
                <artifactId>flink-connectors</artifactId>
-               <version>1.8-SNAPSHOT</version>
+               <version>1.8.1</version>
                <relativePath>..</relativePath>
        </parent>
 
diff --git a/flink-connectors/flink-orc/pom.xml 
b/flink-connectors/flink-orc/pom.xml
index 12c98ea..e5e1447 100644
--- a/flink-connectors/flink-orc/pom.xml
+++ b/flink-connectors/flink-orc/pom.xml
@@ -25,7 +25,7 @@ under the License.
        <parent>
                <groupId>org.apache.flink</groupId>
                <artifactId>flink-connectors</artifactId>
-               <version>1.8-SNAPSHOT</version>
+               <version>1.8.1</version>
                <relativePath>..</relativePath>
        </parent>
 
diff --git a/flink-connectors/flink-sql-connector-elasticsearch6/pom.xml 
b/flink-connectors/flink-sql-connector-elasticsearch6/pom.xml
index 95432f4..007ab60 100644
--- a/flink-connectors/flink-sql-connector-elasticsearch6/pom.xml
+++ b/flink-connectors/flink-sql-connector-elasticsearch6/pom.xml
@@ -26,7 +26,7 @@ under the License.
        <parent>
                <groupId>org.apache.flink</groupId>
                <artifactId>flink-connectors</artifactId>
-               <version>1.8-SNAPSHOT</version>
+               <version>1.8.1</version>
                <relativePath>..</relativePath>
        </parent>
 
diff --git a/flink-connectors/flink-sql-connector-kafka-0.10/pom.xml 
b/flink-connectors/flink-sql-connector-kafka-0.10/pom.xml
index 0411ab9..69c58d0 100644
--- a/flink-connectors/flink-sql-connector-kafka-0.10/pom.xml
+++ b/flink-connectors/flink-sql-connector-kafka-0.10/pom.xml
@@ -26,7 +26,7 @@ under the License.
        <parent>
                <groupId>org.apache.flink</groupId>
                <artifactId>flink-connectors</artifactId>
-               <version>1.8-SNAPSHOT</version>
+               <version>1.8.1</version>
                <relativePath>..</relativePath>
        </parent>
 
diff --git a/flink-connectors/flink-sql-connector-kafka-0.11/pom.xml 
b/flink-connectors/flink-sql-connector-kafka-0.11/pom.xml
index 2401d31..bcc6983 100644
--- a/flink-connectors/flink-sql-connector-kafka-0.11/pom.xml
+++ b/flink-connectors/flink-sql-connector-kafka-0.11/pom.xml
@@ -26,7 +26,7 @@ under the License.
        <parent>
                <groupId>org.apache.flink</groupId>
                <artifactId>flink-connectors</artifactId>
-               <version>1.8-SNAPSHOT</version>
+               <version>1.8.1</version>
                <relativePath>..</relativePath>
        </parent>
 
diff --git a/flink-connectors/flink-sql-connector-kafka-0.9/pom.xml 
b/flink-connectors/flink-sql-connector-kafka-0.9/pom.xml
index 9185171..9386061 100644
--- a/flink-connectors/flink-sql-connector-kafka-0.9/pom.xml
+++ b/flink-connectors/flink-sql-connector-kafka-0.9/pom.xml
@@ -26,7 +26,7 @@ under the License.
        <parent>
                <groupId>org.apache.flink</groupId>
                <artifactId>flink-connectors</artifactId>
-               <version>1.8-SNAPSHOT</version>
+               <version>1.8.1</version>
                <relativePath>..</relativePath>
        </parent>
 
diff --git a/flink-connectors/flink-sql-connector-kafka/pom.xml 
b/flink-connectors/flink-sql-connector-kafka/pom.xml
index bc65b3d..146a8d9 100644
--- a/flink-connectors/flink-sql-connector-kafka/pom.xml
+++ b/flink-connectors/flink-sql-connector-kafka/pom.xml
@@ -26,7 +26,7 @@ under the License.
        <parent>
                <artifactId>flink-connectors</artifactId>
                <groupId>org.apache.flink</groupId>
-               <version>1.8-SNAPSHOT</version>
+               <version>1.8.1</version>
                <relativePath>..</relativePath>
        </parent>
 
diff --git a/flink-connectors/pom.xml b/flink-connectors/pom.xml
index 80b0c25..08b65cd 100644
--- a/flink-connectors/pom.xml
+++ b/flink-connectors/pom.xml
@@ -26,7 +26,7 @@ under the License.
        <parent>
                <groupId>org.apache.flink</groupId>
                <artifactId>flink-parent</artifactId>
-               <version>1.8-SNAPSHOT</version>
+               <version>1.8.1</version>
                <relativePath>..</relativePath>
        </parent>
 
diff --git a/flink-container/pom.xml b/flink-container/pom.xml
index e662aa1..16d526f 100644
--- a/flink-container/pom.xml
+++ b/flink-container/pom.xml
@@ -24,7 +24,7 @@ under the License.
        <parent>
                <groupId>org.apache.flink</groupId>
                <artifactId>flink-parent</artifactId>
-               <version>1.8-SNAPSHOT</version>
+               <version>1.8.1</version>
                <relativePath>..</relativePath>
        </parent>
 
diff --git a/flink-contrib/flink-connector-wikiedits/pom.xml 
b/flink-contrib/flink-connector-wikiedits/pom.xml
index 1723a9a..38dea78 100644
--- a/flink-contrib/flink-connector-wikiedits/pom.xml
+++ b/flink-contrib/flink-connector-wikiedits/pom.xml
@@ -25,7 +25,7 @@ under the License.
        <parent>
                <groupId>org.apache.flink</groupId>
                <artifactId>flink-contrib</artifactId>
-               <version>1.8-SNAPSHOT</version>
+               <version>1.8.1</version>
                <relativePath>..</relativePath>
        </parent>
 
diff --git a/flink-contrib/pom.xml b/flink-contrib/pom.xml
index ad81ad6..e195a67 100644
--- a/flink-contrib/pom.xml
+++ b/flink-contrib/pom.xml
@@ -27,7 +27,7 @@ under the License.
        <parent>
                <groupId>org.apache.flink</groupId>
                <artifactId>flink-parent</artifactId>
-               <version>1.8-SNAPSHOT</version>
+               <version>1.8.1</version>
                <relativePath>..</relativePath>
        </parent>
 
diff --git a/flink-core/pom.xml b/flink-core/pom.xml
index ab08594..70166dc 100644
--- a/flink-core/pom.xml
+++ b/flink-core/pom.xml
@@ -25,7 +25,7 @@ under the License.
        <parent>
                <groupId>org.apache.flink</groupId>
                <artifactId>flink-parent</artifactId>
-               <version>1.8-SNAPSHOT</version>
+               <version>1.8.1</version>
                <relativePath>..</relativePath>
        </parent>
 
diff --git a/flink-dist/pom.xml b/flink-dist/pom.xml
index 91d3e73..b7a2987 100644
--- a/flink-dist/pom.xml
+++ b/flink-dist/pom.xml
@@ -25,7 +25,7 @@ under the License.
        <parent>
                <groupId>org.apache.flink</groupId>
                <artifactId>flink-parent</artifactId>
-               <version>1.8-SNAPSHOT</version>
+               <version>1.8.1</version>
                <relativePath>..</relativePath>
        </parent>
 
diff --git a/flink-docs/pom.xml b/flink-docs/pom.xml
index 848a6bd..a423531 100644
--- a/flink-docs/pom.xml
+++ b/flink-docs/pom.xml
@@ -25,7 +25,7 @@ under the License.
        <parent>
                <groupId>org.apache.flink</groupId>
                <artifactId>flink-parent</artifactId>
-               <version>1.8-SNAPSHOT</version>
+               <version>1.8.1</version>
                <relativePath>..</relativePath>
        </parent>
 
diff --git a/flink-end-to-end-tests/flink-bucketing-sink-test/pom.xml 
b/flink-end-to-end-tests/flink-bucketing-sink-test/pom.xml
index 03c0d4a..75ffe78 100644
--- a/flink-end-to-end-tests/flink-bucketing-sink-test/pom.xml
+++ b/flink-end-to-end-tests/flink-bucketing-sink-test/pom.xml
@@ -24,7 +24,7 @@
        <parent>
                <groupId>org.apache.flink</groupId>
                <artifactId>flink-end-to-end-tests</artifactId>
-               <version>1.8-SNAPSHOT</version>
+               <version>1.8.1</version>
                <relativePath>..</relativePath>
        </parent>
 
diff --git a/flink-end-to-end-tests/flink-cli-test/pom.xml 
b/flink-end-to-end-tests/flink-cli-test/pom.xml
index d3637bd..7a8b223 100644
--- a/flink-end-to-end-tests/flink-cli-test/pom.xml
+++ b/flink-end-to-end-tests/flink-cli-test/pom.xml
@@ -24,7 +24,7 @@
        <parent>
                <artifactId>flink-end-to-end-tests</artifactId>
                <groupId>org.apache.flink</groupId>
-               <version>1.8-SNAPSHOT</version>
+               <version>1.8.1</version>
                <relativePath>..</relativePath>
        </parent>
 
diff --git a/flink-end-to-end-tests/flink-confluent-schema-registry/pom.xml 
b/flink-end-to-end-tests/flink-confluent-schema-registry/pom.xml
index 7b61824..f480154 100644
--- a/flink-end-to-end-tests/flink-confluent-schema-registry/pom.xml
+++ b/flink-end-to-end-tests/flink-confluent-schema-registry/pom.xml
@@ -22,7 +22,7 @@ under the License.
        <parent>
                <artifactId>flink-end-to-end-tests</artifactId>
                <groupId>org.apache.flink</groupId>
-               <version>1.8-SNAPSHOT</version>
+               <version>1.8.1</version>
        </parent>
        <modelVersion>4.0.0</modelVersion>
 
diff --git a/flink-end-to-end-tests/flink-dataset-allround-test/pom.xml 
b/flink-end-to-end-tests/flink-dataset-allround-test/pom.xml
index 7bbe1db..e9ea62b 100644
--- a/flink-end-to-end-tests/flink-dataset-allround-test/pom.xml
+++ b/flink-end-to-end-tests/flink-dataset-allround-test/pom.xml
@@ -25,7 +25,7 @@ under the License.
        <parent>
                <groupId>org.apache.flink</groupId>
                <artifactId>flink-end-to-end-tests</artifactId>
-               <version>1.8-SNAPSHOT</version>
+               <version>1.8.1</version>
                <relativePath>..</relativePath>
        </parent>
 
diff --git a/flink-end-to-end-tests/flink-datastream-allround-test/pom.xml 
b/flink-end-to-end-tests/flink-datastream-allround-test/pom.xml
index abe39d4..af7fffc 100644
--- a/flink-end-to-end-tests/flink-datastream-allround-test/pom.xml
+++ b/flink-end-to-end-tests/flink-datastream-allround-test/pom.xml
@@ -25,7 +25,7 @@ under the License.
        <parent>
                <groupId>org.apache.flink</groupId>
                <artifactId>flink-end-to-end-tests</artifactId>
-               <version>1.8-SNAPSHOT</version>
+               <version>1.8.1</version>
                <relativePath>..</relativePath>
        </parent>
 
diff --git 
a/flink-end-to-end-tests/flink-distributed-cache-via-blob-test/pom.xml 
b/flink-end-to-end-tests/flink-distributed-cache-via-blob-test/pom.xml
index a1bf760..2701fbe 100644
--- a/flink-end-to-end-tests/flink-distributed-cache-via-blob-test/pom.xml
+++ b/flink-end-to-end-tests/flink-distributed-cache-via-blob-test/pom.xml
@@ -24,7 +24,7 @@
        <parent>
                <artifactId>flink-end-to-end-tests</artifactId>
                <groupId>org.apache.flink</groupId>
-               <version>1.8-SNAPSHOT</version>
+               <version>1.8.1</version>
                <relativePath>..</relativePath>
        </parent>
 
diff --git a/flink-end-to-end-tests/flink-e2e-test-utils/pom.xml 
b/flink-end-to-end-tests/flink-e2e-test-utils/pom.xml
index f3de836..b7f0903 100644
--- a/flink-end-to-end-tests/flink-e2e-test-utils/pom.xml
+++ b/flink-end-to-end-tests/flink-e2e-test-utils/pom.xml
@@ -23,7 +23,7 @@ under the License.
        <parent>
                <artifactId>flink-end-to-end-tests</artifactId>
                <groupId>org.apache.flink</groupId>
-               <version>1.8-SNAPSHOT</version>
+               <version>1.8.1</version>
        </parent>
        <modelVersion>4.0.0</modelVersion>
 
diff --git a/flink-end-to-end-tests/flink-elasticsearch1-test/pom.xml 
b/flink-end-to-end-tests/flink-elasticsearch1-test/pom.xml
index 3c8fb64..7fc9130 100644
--- a/flink-end-to-end-tests/flink-elasticsearch1-test/pom.xml
+++ b/flink-end-to-end-tests/flink-elasticsearch1-test/pom.xml
@@ -26,7 +26,7 @@ under the License.
        <parent>
                <groupId>org.apache.flink</groupId>
                <artifactId>flink-end-to-end-tests</artifactId>
-               <version>1.8-SNAPSHOT</version>
+               <version>1.8.1</version>
                <relativePath>..</relativePath>
        </parent>
 
diff --git a/flink-end-to-end-tests/flink-elasticsearch2-test/pom.xml 
b/flink-end-to-end-tests/flink-elasticsearch2-test/pom.xml
index d0e44dc..3f873fe 100644
--- a/flink-end-to-end-tests/flink-elasticsearch2-test/pom.xml
+++ b/flink-end-to-end-tests/flink-elasticsearch2-test/pom.xml
@@ -26,7 +26,7 @@ under the License.
        <parent>
                <groupId>org.apache.flink</groupId>
                <artifactId>flink-end-to-end-tests</artifactId>
-               <version>1.8-SNAPSHOT</version>
+               <version>1.8.1</version>
                <relativePath>..</relativePath>
        </parent>
 
diff --git a/flink-end-to-end-tests/flink-elasticsearch5-test/pom.xml 
b/flink-end-to-end-tests/flink-elasticsearch5-test/pom.xml
index e55aff1..9e669d0 100644
--- a/flink-end-to-end-tests/flink-elasticsearch5-test/pom.xml
+++ b/flink-end-to-end-tests/flink-elasticsearch5-test/pom.xml
@@ -26,7 +26,7 @@ under the License.
        <parent>
                <groupId>org.apache.flink</groupId>
                <artifactId>flink-end-to-end-tests</artifactId>
-               <version>1.8-SNAPSHOT</version>
+               <version>1.8.1</version>
                <relativePath>..</relativePath>
        </parent>
 
diff --git a/flink-end-to-end-tests/flink-elasticsearch6-test/pom.xml 
b/flink-end-to-end-tests/flink-elasticsearch6-test/pom.xml
index 831b5ef..fefbbee 100644
--- a/flink-end-to-end-tests/flink-elasticsearch6-test/pom.xml
+++ b/flink-end-to-end-tests/flink-elasticsearch6-test/pom.xml
@@ -26,7 +26,7 @@ under the License.
        <parent>
                <groupId>org.apache.flink</groupId>
                <artifactId>flink-end-to-end-tests</artifactId>
-               <version>1.8-SNAPSHOT</version>
+               <version>1.8.1</version>
                <relativePath>..</relativePath>
        </parent>
 
diff --git a/flink-end-to-end-tests/flink-end-to-end-tests-common/pom.xml 
b/flink-end-to-end-tests/flink-end-to-end-tests-common/pom.xml
index 1ef4a1b..ce4e7c7 100644
--- a/flink-end-to-end-tests/flink-end-to-end-tests-common/pom.xml
+++ b/flink-end-to-end-tests/flink-end-to-end-tests-common/pom.xml
@@ -22,13 +22,13 @@ under the License.
        <parent>
                <artifactId>flink-end-to-end-tests</artifactId>
                <groupId>org.apache.flink</groupId>
-               <version>1.8-SNAPSHOT</version>
+               <version>1.8.1</version>
        </parent>
 
        <modelVersion>4.0.0</modelVersion>
 
        <artifactId>flink-end-to-end-tests-common</artifactId>
-       <version>1.8-SNAPSHOT</version>
+       <version>1.8.1</version>
 
        <dependencies>
                <dependency>
diff --git a/flink-end-to-end-tests/flink-heavy-deployment-stress-test/pom.xml 
b/flink-end-to-end-tests/flink-heavy-deployment-stress-test/pom.xml
index 7d1b9b3..192a07d 100644
--- a/flink-end-to-end-tests/flink-heavy-deployment-stress-test/pom.xml
+++ b/flink-end-to-end-tests/flink-heavy-deployment-stress-test/pom.xml
@@ -25,7 +25,7 @@ under the License.
        <parent>
                <groupId>org.apache.flink</groupId>
                <artifactId>flink-end-to-end-tests</artifactId>
-               <version>1.8-SNAPSHOT</version>
+               <version>1.8.1</version>
                <relativePath>..</relativePath>
        </parent>
 
diff --git 
a/flink-end-to-end-tests/flink-high-parallelism-iterations-test/pom.xml 
b/flink-end-to-end-tests/flink-high-parallelism-iterations-test/pom.xml
index cf1297d..ea09b2f 100644
--- a/flink-end-to-end-tests/flink-high-parallelism-iterations-test/pom.xml
+++ b/flink-end-to-end-tests/flink-high-parallelism-iterations-test/pom.xml
@@ -25,7 +25,7 @@ under the License.
        <parent>
                <groupId>org.apache.flink</groupId>
                <artifactId>flink-end-to-end-tests</artifactId>
-               <version>1.8-SNAPSHOT</version>
+               <version>1.8.1</version>
                <relativePath>..</relativePath>
        </parent>
 
diff --git 
a/flink-end-to-end-tests/flink-local-recovery-and-allocation-test/pom.xml 
b/flink-end-to-end-tests/flink-local-recovery-and-allocation-test/pom.xml
index 8dc7431..472d40d 100644
--- a/flink-end-to-end-tests/flink-local-recovery-and-allocation-test/pom.xml
+++ b/flink-end-to-end-tests/flink-local-recovery-and-allocation-test/pom.xml
@@ -23,7 +23,7 @@ under the License.
        <parent>
                <artifactId>flink-end-to-end-tests</artifactId>
                <groupId>org.apache.flink</groupId>
-               <version>1.8-SNAPSHOT</version>
+               <version>1.8.1</version>
        </parent>
        <modelVersion>4.0.0</modelVersion>
 
diff --git a/flink-end-to-end-tests/flink-metrics-availability-test/pom.xml 
b/flink-end-to-end-tests/flink-metrics-availability-test/pom.xml
index a6e5f00..68f8aaf 100644
--- a/flink-end-to-end-tests/flink-metrics-availability-test/pom.xml
+++ b/flink-end-to-end-tests/flink-metrics-availability-test/pom.xml
@@ -22,7 +22,7 @@ under the License.
        <parent>
                <artifactId>flink-end-to-end-tests</artifactId>
                <groupId>org.apache.flink</groupId>
-               <version>1.8-SNAPSHOT</version>
+               <version>1.8.1</version>
                <relativePath>..</relativePath>
        </parent>
 
diff --git 
a/flink-end-to-end-tests/flink-metrics-reporter-prometheus-test/pom.xml 
b/flink-end-to-end-tests/flink-metrics-reporter-prometheus-test/pom.xml
index c6fe838..43691d3 100644
--- a/flink-end-to-end-tests/flink-metrics-reporter-prometheus-test/pom.xml
+++ b/flink-end-to-end-tests/flink-metrics-reporter-prometheus-test/pom.xml
@@ -22,7 +22,7 @@ under the License.
        <parent>
                <artifactId>flink-end-to-end-tests</artifactId>
                <groupId>org.apache.flink</groupId>
-               <version>1.8-SNAPSHOT</version>
+               <version>1.8.1</version>
                <relativePath>..</relativePath>
        </parent>
 
diff --git 
a/flink-end-to-end-tests/flink-parent-child-classloading-test-lib-package/pom.xml
 
b/flink-end-to-end-tests/flink-parent-child-classloading-test-lib-package/pom.xml
index 760c310..547f307 100644
--- 
a/flink-end-to-end-tests/flink-parent-child-classloading-test-lib-package/pom.xml
+++ 
b/flink-end-to-end-tests/flink-parent-child-classloading-test-lib-package/pom.xml
@@ -29,7 +29,7 @@
        <parent>
                <artifactId>flink-end-to-end-tests</artifactId>
                <groupId>org.apache.flink</groupId>
-               <version>1.8-SNAPSHOT</version>
+               <version>1.8.1</version>
                <relativePath>..</relativePath>
        </parent>
 
diff --git 
a/flink-end-to-end-tests/flink-parent-child-classloading-test-program/pom.xml 
b/flink-end-to-end-tests/flink-parent-child-classloading-test-program/pom.xml
index cf7bcfe..53ec17c 100644
--- 
a/flink-end-to-end-tests/flink-parent-child-classloading-test-program/pom.xml
+++ 
b/flink-end-to-end-tests/flink-parent-child-classloading-test-program/pom.xml
@@ -29,7 +29,7 @@
        <parent>
                <artifactId>flink-end-to-end-tests</artifactId>
                <groupId>org.apache.flink</groupId>
-               <version>1.8-SNAPSHOT</version>
+               <version>1.8.1</version>
                <relativePath>..</relativePath>
        </parent>
 
diff --git a/flink-end-to-end-tests/flink-queryable-state-test/pom.xml 
b/flink-end-to-end-tests/flink-queryable-state-test/pom.xml
index e50a7cd..75890bf 100644
--- a/flink-end-to-end-tests/flink-queryable-state-test/pom.xml
+++ b/flink-end-to-end-tests/flink-queryable-state-test/pom.xml
@@ -23,7 +23,7 @@
        <parent>
                <artifactId>flink-end-to-end-tests</artifactId>
                <groupId>org.apache.flink</groupId>
-               <version>1.8-SNAPSHOT</version>
+               <version>1.8.1</version>
        </parent>
        <modelVersion>4.0.0</modelVersion>
 
diff --git a/flink-end-to-end-tests/flink-quickstart-test/pom.xml 
b/flink-end-to-end-tests/flink-quickstart-test/pom.xml
index 47e8dbe..7122327 100644
--- a/flink-end-to-end-tests/flink-quickstart-test/pom.xml
+++ b/flink-end-to-end-tests/flink-quickstart-test/pom.xml
@@ -23,7 +23,7 @@ under the License.
        <parent>
                <groupId>org.apache.flink</groupId>
                <artifactId>flink-end-to-end-tests</artifactId>
-               <version>1.8-SNAPSHOT</version>
+               <version>1.8.1</version>
        </parent>
        <modelVersion>4.0.0</modelVersion>
 
diff --git a/flink-end-to-end-tests/flink-sql-client-test/pom.xml 
b/flink-end-to-end-tests/flink-sql-client-test/pom.xml
index 0e72c09..fb21872 100644
--- a/flink-end-to-end-tests/flink-sql-client-test/pom.xml
+++ b/flink-end-to-end-tests/flink-sql-client-test/pom.xml
@@ -22,7 +22,7 @@ under the License.
        <parent>
                <artifactId>flink-end-to-end-tests</artifactId>
                <groupId>org.apache.flink</groupId>
-               <version>1.8-SNAPSHOT</version>
+               <version>1.8.1</version>
        </parent>
        <modelVersion>4.0.0</modelVersion>
 
diff --git a/flink-end-to-end-tests/flink-state-evolution-test/pom.xml 
b/flink-end-to-end-tests/flink-state-evolution-test/pom.xml
index 300e60a..bdb28f7 100644
--- a/flink-end-to-end-tests/flink-state-evolution-test/pom.xml
+++ b/flink-end-to-end-tests/flink-state-evolution-test/pom.xml
@@ -22,7 +22,7 @@ under the License.
        <parent>
                <artifactId>flink-end-to-end-tests</artifactId>
                <groupId>org.apache.flink</groupId>
-               <version>1.8-SNAPSHOT</version>
+               <version>1.8.1</version>
        </parent>
        <modelVersion>4.0.0</modelVersion>
 
diff --git a/flink-end-to-end-tests/flink-stream-sql-test/pom.xml 
b/flink-end-to-end-tests/flink-stream-sql-test/pom.xml
index e153841..e65eaab 100644
--- a/flink-end-to-end-tests/flink-stream-sql-test/pom.xml
+++ b/flink-end-to-end-tests/flink-stream-sql-test/pom.xml
@@ -24,7 +24,7 @@
        <parent>
                <artifactId>flink-end-to-end-tests</artifactId>
                <groupId>org.apache.flink</groupId>
-               <version>1.8-SNAPSHOT</version>
+               <version>1.8.1</version>
                <relativePath>..</relativePath>
        </parent>
 
diff --git a/flink-end-to-end-tests/flink-stream-state-ttl-test/pom.xml 
b/flink-end-to-end-tests/flink-stream-state-ttl-test/pom.xml
index ee09fdd..d1f841a 100644
--- a/flink-end-to-end-tests/flink-stream-state-ttl-test/pom.xml
+++ b/flink-end-to-end-tests/flink-stream-state-ttl-test/pom.xml
@@ -25,7 +25,7 @@ under the License.
        <parent>
                <groupId>org.apache.flink</groupId>
                <artifactId>flink-end-to-end-tests</artifactId>
-               <version>1.8-SNAPSHOT</version>
+               <version>1.8.1</version>
                <relativePath>..</relativePath>
        </parent>
 
diff --git 
a/flink-end-to-end-tests/flink-stream-stateful-job-upgrade-test/pom.xml 
b/flink-end-to-end-tests/flink-stream-stateful-job-upgrade-test/pom.xml
index 86cb5b1..6c5bd87 100644
--- a/flink-end-to-end-tests/flink-stream-stateful-job-upgrade-test/pom.xml
+++ b/flink-end-to-end-tests/flink-stream-stateful-job-upgrade-test/pom.xml
@@ -23,7 +23,7 @@ under the License.
        <parent>
                <artifactId>flink-end-to-end-tests</artifactId>
                <groupId>org.apache.flink</groupId>
-               <version>1.8-SNAPSHOT</version>
+               <version>1.8.1</version>
        </parent>
        <modelVersion>4.0.0</modelVersion>
 
diff --git a/flink-end-to-end-tests/flink-streaming-file-sink-test/pom.xml 
b/flink-end-to-end-tests/flink-streaming-file-sink-test/pom.xml
index 59ba6a4..a348712 100644
--- a/flink-end-to-end-tests/flink-streaming-file-sink-test/pom.xml
+++ b/flink-end-to-end-tests/flink-streaming-file-sink-test/pom.xml
@@ -22,7 +22,7 @@ under the License.
        <parent>
                <artifactId>flink-end-to-end-tests</artifactId>
                <groupId>org.apache.flink</groupId>
-               <version>1.8-SNAPSHOT</version>
+               <version>1.8.1</version>
        </parent>
 
        <modelVersion>4.0.0</modelVersion>
diff --git a/flink-end-to-end-tests/flink-streaming-kafka-test-base/pom.xml 
b/flink-end-to-end-tests/flink-streaming-kafka-test-base/pom.xml
index aa69a93..10ecfba 100644
--- a/flink-end-to-end-tests/flink-streaming-kafka-test-base/pom.xml
+++ b/flink-end-to-end-tests/flink-streaming-kafka-test-base/pom.xml
@@ -23,7 +23,7 @@ under the License.
        <parent>
                <artifactId>flink-end-to-end-tests</artifactId>
                <groupId>org.apache.flink</groupId>
-               <version>1.8-SNAPSHOT</version>
+               <version>1.8.1</version>
                <relativePath>..</relativePath>
        </parent>
        <modelVersion>4.0.0</modelVersion>
diff --git a/flink-end-to-end-tests/flink-streaming-kafka-test/pom.xml 
b/flink-end-to-end-tests/flink-streaming-kafka-test/pom.xml
index ac18b6f..9054285 100644
--- a/flink-end-to-end-tests/flink-streaming-kafka-test/pom.xml
+++ b/flink-end-to-end-tests/flink-streaming-kafka-test/pom.xml
@@ -23,7 +23,7 @@ under the License.
        <parent>
                <artifactId>flink-end-to-end-tests</artifactId>
                <groupId>org.apache.flink</groupId>
-               <version>1.8-SNAPSHOT</version>
+               <version>1.8.1</version>
                <relativePath>..</relativePath>
        </parent>
        <modelVersion>4.0.0</modelVersion>
diff --git a/flink-end-to-end-tests/flink-streaming-kafka010-test/pom.xml 
b/flink-end-to-end-tests/flink-streaming-kafka010-test/pom.xml
index 3f0cf19..2fdcfa5 100644
--- a/flink-end-to-end-tests/flink-streaming-kafka010-test/pom.xml
+++ b/flink-end-to-end-tests/flink-streaming-kafka010-test/pom.xml
@@ -23,7 +23,7 @@ under the License.
        <parent>
                <artifactId>flink-end-to-end-tests</artifactId>
                <groupId>org.apache.flink</groupId>
-               <version>1.8-SNAPSHOT</version>
+               <version>1.8.1</version>
                <relativePath>..</relativePath>
        </parent>
        <modelVersion>4.0.0</modelVersion>
diff --git a/flink-end-to-end-tests/flink-streaming-kafka011-test/pom.xml 
b/flink-end-to-end-tests/flink-streaming-kafka011-test/pom.xml
index 166d5b2..a7df5ed 100644
--- a/flink-end-to-end-tests/flink-streaming-kafka011-test/pom.xml
+++ b/flink-end-to-end-tests/flink-streaming-kafka011-test/pom.xml
@@ -23,7 +23,7 @@ under the License.
        <parent>
                <artifactId>flink-end-to-end-tests</artifactId>
                <groupId>org.apache.flink</groupId>
-               <version>1.8-SNAPSHOT</version>
+               <version>1.8.1</version>
                <relativePath>..</relativePath>
        </parent>
        <modelVersion>4.0.0</modelVersion>
diff --git a/flink-end-to-end-tests/flink-streaming-kinesis-test/pom.xml 
b/flink-end-to-end-tests/flink-streaming-kinesis-test/pom.xml
index 2774964..7585ed0 100644
--- a/flink-end-to-end-tests/flink-streaming-kinesis-test/pom.xml
+++ b/flink-end-to-end-tests/flink-streaming-kinesis-test/pom.xml
@@ -23,7 +23,7 @@ under the License.
        <parent>
                <artifactId>flink-end-to-end-tests</artifactId>
                <groupId>org.apache.flink</groupId>
-               <version>1.8-SNAPSHOT</version>
+               <version>1.8.1</version>
                <relativePath>..</relativePath>
        </parent>
        <modelVersion>4.0.0</modelVersion>
diff --git a/flink-end-to-end-tests/pom.xml b/flink-end-to-end-tests/pom.xml
index b50ca6b..de3fe40 100644
--- a/flink-end-to-end-tests/pom.xml
+++ b/flink-end-to-end-tests/pom.xml
@@ -25,7 +25,7 @@ under the License.
        <parent>
                <groupId>org.apache.flink</groupId>
                <artifactId>flink-parent</artifactId>
-               <version>1.8-SNAPSHOT</version>
+               <version>1.8.1</version>
                <relativePath>..</relativePath>
        </parent>
 
diff --git a/flink-examples/flink-examples-batch/pom.xml 
b/flink-examples/flink-examples-batch/pom.xml
index ae46a6b..f6b0a21 100644
--- a/flink-examples/flink-examples-batch/pom.xml
+++ b/flink-examples/flink-examples-batch/pom.xml
@@ -24,7 +24,7 @@ under the License.
        <parent>
                <groupId>org.apache.flink</groupId>
                <artifactId>flink-examples</artifactId>
-               <version>1.8-SNAPSHOT</version>
+               <version>1.8.1</version>
                <relativePath>..</relativePath>
        </parent>
 
diff --git 
a/flink-examples/flink-examples-build-helper/flink-examples-streaming-state-machine/pom.xml
 
b/flink-examples/flink-examples-build-helper/flink-examples-streaming-state-machine/pom.xml
index 4400fb8..0c1d003 100644
--- 
a/flink-examples/flink-examples-build-helper/flink-examples-streaming-state-machine/pom.xml
+++ 
b/flink-examples/flink-examples-build-helper/flink-examples-streaming-state-machine/pom.xml
@@ -24,7 +24,7 @@ under the License.
        <parent>
                <artifactId>flink-examples-build-helper</artifactId>
                <groupId>org.apache.flink</groupId>
-               <version>1.8-SNAPSHOT</version>
+               <version>1.8.1</version>
                <relativePath>..</relativePath>
        </parent>
 
diff --git 
a/flink-examples/flink-examples-build-helper/flink-examples-streaming-twitter/pom.xml
 
b/flink-examples/flink-examples-build-helper/flink-examples-streaming-twitter/pom.xml
index a602959..a2b1a39 100644
--- 
a/flink-examples/flink-examples-build-helper/flink-examples-streaming-twitter/pom.xml
+++ 
b/flink-examples/flink-examples-build-helper/flink-examples-streaming-twitter/pom.xml
@@ -24,7 +24,7 @@ under the License.
        <parent>
                <artifactId>flink-examples-build-helper</artifactId>
                <groupId>org.apache.flink</groupId>
-               <version>1.8-SNAPSHOT</version>
+               <version>1.8.1</version>
                <relativePath>..</relativePath>
        </parent>
 
diff --git a/flink-examples/flink-examples-build-helper/pom.xml 
b/flink-examples/flink-examples-build-helper/pom.xml
index 344057c..f76fa30 100644
--- a/flink-examples/flink-examples-build-helper/pom.xml
+++ b/flink-examples/flink-examples-build-helper/pom.xml
@@ -24,7 +24,7 @@ under the License.
        <parent>
                <artifactId>flink-examples</artifactId>
                <groupId>org.apache.flink</groupId>
-               <version>1.8-SNAPSHOT</version>
+               <version>1.8.1</version>
                <relativePath>..</relativePath>
        </parent>
 
diff --git a/flink-examples/flink-examples-streaming/pom.xml 
b/flink-examples/flink-examples-streaming/pom.xml
index 0be7fad..1efcd3c 100644
--- a/flink-examples/flink-examples-streaming/pom.xml
+++ b/flink-examples/flink-examples-streaming/pom.xml
@@ -25,7 +25,7 @@ under the License.
        <parent>
                <groupId>org.apache.flink</groupId>
                <artifactId>flink-examples</artifactId>
-               <version>1.8-SNAPSHOT</version>
+               <version>1.8.1</version>
                <relativePath>..</relativePath>
        </parent>
 
diff --git a/flink-examples/flink-examples-table/pom.xml 
b/flink-examples/flink-examples-table/pom.xml
index 8812eb1..701e504 100644
--- a/flink-examples/flink-examples-table/pom.xml
+++ b/flink-examples/flink-examples-table/pom.xml
@@ -25,7 +25,7 @@ under the License.
        <parent>
                <groupId>org.apache.flink</groupId>
                <artifactId>flink-examples</artifactId>
-               <version>1.8-SNAPSHOT</version>
+               <version>1.8.1</version>
                <relativePath>..</relativePath>
        </parent>
 
diff --git a/flink-examples/pom.xml b/flink-examples/pom.xml
index f76652b..05202e9 100644
--- a/flink-examples/pom.xml
+++ b/flink-examples/pom.xml
@@ -24,7 +24,7 @@ under the License.
        <parent>
                <groupId>org.apache.flink</groupId>
                <artifactId>flink-parent</artifactId>
-               <version>1.8-SNAPSHOT</version>
+               <version>1.8.1</version>
                <relativePath>..</relativePath>
        </parent>
 
diff --git a/flink-filesystems/flink-fs-hadoop-shaded/pom.xml 
b/flink-filesystems/flink-fs-hadoop-shaded/pom.xml
index 77e58f9..c4ef77a 100644
--- a/flink-filesystems/flink-fs-hadoop-shaded/pom.xml
+++ b/flink-filesystems/flink-fs-hadoop-shaded/pom.xml
@@ -23,7 +23,7 @@ under the License.
        <parent>
                <groupId>org.apache.flink</groupId>
                <artifactId>flink-filesystems</artifactId>
-               <version>1.8-SNAPSHOT</version>
+               <version>1.8.1</version>
                <relativePath>..</relativePath>
        </parent>
 
diff --git a/flink-filesystems/flink-hadoop-fs/pom.xml 
b/flink-filesystems/flink-hadoop-fs/pom.xml
index 1748dbf..26fffe0 100644
--- a/flink-filesystems/flink-hadoop-fs/pom.xml
+++ b/flink-filesystems/flink-hadoop-fs/pom.xml
@@ -23,7 +23,7 @@ under the License.
        <parent>
                <groupId>org.apache.flink</groupId>
                <artifactId>flink-filesystems</artifactId>
-               <version>1.8-SNAPSHOT</version>
+               <version>1.8.1</version>
                <relativePath>..</relativePath>
        </parent>
 
diff --git a/flink-filesystems/flink-mapr-fs/pom.xml 
b/flink-filesystems/flink-mapr-fs/pom.xml
index 48d02a4..3a0d9bc 100644
--- a/flink-filesystems/flink-mapr-fs/pom.xml
+++ b/flink-filesystems/flink-mapr-fs/pom.xml
@@ -23,7 +23,7 @@ under the License.
        <parent>
                <groupId>org.apache.flink</groupId>
                <artifactId>flink-filesystems</artifactId>
-               <version>1.8-SNAPSHOT</version>
+               <version>1.8.1</version>
                <relativePath>..</relativePath>
        </parent>
 
diff --git a/flink-filesystems/flink-oss-fs-hadoop/pom.xml 
b/flink-filesystems/flink-oss-fs-hadoop/pom.xml
index 8bb3ffd..83777a0 100644
--- a/flink-filesystems/flink-oss-fs-hadoop/pom.xml
+++ b/flink-filesystems/flink-oss-fs-hadoop/pom.xml
@@ -21,7 +21,7 @@ under the License.
        <parent>
                <artifactId>flink-filesystems</artifactId>
                <groupId>org.apache.flink</groupId>
-               <version>1.8-SNAPSHOT</version>
+               <version>1.8.1</version>
        </parent>
        <modelVersion>4.0.0</modelVersion>
 
diff --git a/flink-filesystems/flink-s3-fs-base/pom.xml 
b/flink-filesystems/flink-s3-fs-base/pom.xml
index f2bdadb..16d1660 100644
--- a/flink-filesystems/flink-s3-fs-base/pom.xml
+++ b/flink-filesystems/flink-s3-fs-base/pom.xml
@@ -23,7 +23,7 @@ under the License.
        <parent>
                <groupId>org.apache.flink</groupId>
                <artifactId>flink-filesystems</artifactId>
-               <version>1.8-SNAPSHOT</version>
+               <version>1.8.1</version>
                <relativePath>..</relativePath>
        </parent>
 
diff --git a/flink-filesystems/flink-s3-fs-hadoop/pom.xml 
b/flink-filesystems/flink-s3-fs-hadoop/pom.xml
index 530803d..5302d26 100644
--- a/flink-filesystems/flink-s3-fs-hadoop/pom.xml
+++ b/flink-filesystems/flink-s3-fs-hadoop/pom.xml
@@ -23,7 +23,7 @@ under the License.
        <parent>
                <groupId>org.apache.flink</groupId>
                <artifactId>flink-filesystems</artifactId>
-               <version>1.8-SNAPSHOT</version>
+               <version>1.8.1</version>
                <relativePath>..</relativePath>
        </parent>
 
diff --git a/flink-filesystems/flink-s3-fs-presto/pom.xml 
b/flink-filesystems/flink-s3-fs-presto/pom.xml
index 9de885b..2248be0 100644
--- a/flink-filesystems/flink-s3-fs-presto/pom.xml
+++ b/flink-filesystems/flink-s3-fs-presto/pom.xml
@@ -23,7 +23,7 @@ under the License.
        <parent>
                <groupId>org.apache.flink</groupId>
                <artifactId>flink-filesystems</artifactId>
-               <version>1.8-SNAPSHOT</version>
+               <version>1.8.1</version>
                <relativePath>..</relativePath>
        </parent>
 
diff --git a/flink-filesystems/flink-swift-fs-hadoop/pom.xml 
b/flink-filesystems/flink-swift-fs-hadoop/pom.xml
index 5d3e2eb..1d80319 100644
--- a/flink-filesystems/flink-swift-fs-hadoop/pom.xml
+++ b/flink-filesystems/flink-swift-fs-hadoop/pom.xml
@@ -23,7 +23,7 @@ under the License.
        <parent>
                <groupId>org.apache.flink</groupId>
                <artifactId>flink-filesystems</artifactId>
-               <version>1.8-SNAPSHOT</version>
+               <version>1.8.1</version>
                <relativePath>..</relativePath>
        </parent>
 
diff --git a/flink-filesystems/pom.xml b/flink-filesystems/pom.xml
index cde662c..7a080c8 100644
--- a/flink-filesystems/pom.xml
+++ b/flink-filesystems/pom.xml
@@ -26,7 +26,7 @@ under the License.
        <parent>
                <groupId>org.apache.flink</groupId>
                <artifactId>flink-parent</artifactId>
-               <version>1.8-SNAPSHOT</version>
+               <version>1.8.1</version>
                <relativePath>..</relativePath>
        </parent>
 
diff --git a/flink-formats/flink-avro-confluent-registry/pom.xml 
b/flink-formats/flink-avro-confluent-registry/pom.xml
index 10dad8d..b24d253 100644
--- a/flink-formats/flink-avro-confluent-registry/pom.xml
+++ b/flink-formats/flink-avro-confluent-registry/pom.xml
@@ -23,7 +23,7 @@ under the License.
        <parent>
                <artifactId>flink-formats</artifactId>
                <groupId>org.apache.flink</groupId>
-               <version>1.8-SNAPSHOT</version>
+               <version>1.8.1</version>
        </parent>
        <modelVersion>4.0.0</modelVersion>
 
diff --git a/flink-formats/flink-avro/pom.xml b/flink-formats/flink-avro/pom.xml
index 6217b4a..f0ba848 100644
--- a/flink-formats/flink-avro/pom.xml
+++ b/flink-formats/flink-avro/pom.xml
@@ -25,7 +25,7 @@ under the License.
        <parent>
                <groupId>org.apache.flink</groupId>
                <artifactId>flink-formats</artifactId>
-               <version>1.8-SNAPSHOT</version>
+               <version>1.8.1</version>
                <relativePath>..</relativePath>
        </parent>
 
diff --git a/flink-formats/flink-csv/pom.xml b/flink-formats/flink-csv/pom.xml
index 361278e..f674147 100644
--- a/flink-formats/flink-csv/pom.xml
+++ b/flink-formats/flink-csv/pom.xml
@@ -25,7 +25,7 @@ under the License.
        <parent>
                <groupId>org.apache.flink</groupId>
                <artifactId>flink-formats</artifactId>
-               <version>1.8-SNAPSHOT</version>
+               <version>1.8.1</version>
                <relativePath>..</relativePath>
        </parent>
 
diff --git a/flink-formats/flink-json/pom.xml b/flink-formats/flink-json/pom.xml
index f8191b1..e864f6c 100644
--- a/flink-formats/flink-json/pom.xml
+++ b/flink-formats/flink-json/pom.xml
@@ -25,7 +25,7 @@ under the License.
        <parent>
                <groupId>org.apache.flink</groupId>
                <artifactId>flink-formats</artifactId>
-               <version>1.8-SNAPSHOT</version>
+               <version>1.8.1</version>
                <relativePath>..</relativePath>
        </parent>
 
diff --git a/flink-formats/flink-parquet/pom.xml 
b/flink-formats/flink-parquet/pom.xml
index 9e2e93c..6f51d57 100644
--- a/flink-formats/flink-parquet/pom.xml
+++ b/flink-formats/flink-parquet/pom.xml
@@ -25,7 +25,7 @@ under the License.
        <parent>
                <groupId>org.apache.flink</groupId>
                <artifactId>flink-formats</artifactId>
-               <version>1.8-SNAPSHOT</version>
+               <version>1.8.1</version>
                <relativePath>..</relativePath>
        </parent>
 
diff --git a/flink-formats/flink-sequence-file/pom.xml 
b/flink-formats/flink-sequence-file/pom.xml
index ab09cec..820579a 100644
--- a/flink-formats/flink-sequence-file/pom.xml
+++ b/flink-formats/flink-sequence-file/pom.xml
@@ -25,7 +25,7 @@ under the License.
        <parent>
                <groupId>org.apache.flink</groupId>
                <artifactId>flink-formats</artifactId>
-               <version>1.8-SNAPSHOT</version>
+               <version>1.8.1</version>
                <relativePath>..</relativePath>
        </parent>
 
diff --git a/flink-formats/pom.xml b/flink-formats/pom.xml
index 3b8e9d2..7795903 100644
--- a/flink-formats/pom.xml
+++ b/flink-formats/pom.xml
@@ -26,7 +26,7 @@ under the License.
        <parent>
                <groupId>org.apache.flink</groupId>
                <artifactId>flink-parent</artifactId>
-               <version>1.8-SNAPSHOT</version>
+               <version>1.8.1</version>
                <relativePath>..</relativePath>
        </parent>
 
diff --git a/flink-fs-tests/pom.xml b/flink-fs-tests/pom.xml
index 97e1321..7ea0c69 100644
--- a/flink-fs-tests/pom.xml
+++ b/flink-fs-tests/pom.xml
@@ -23,7 +23,7 @@ under the License.
        <parent>
                <groupId>org.apache.flink</groupId>
                <artifactId>flink-parent</artifactId>
-               <version>1.8-SNAPSHOT</version>
+               <version>1.8.1</version>
                <relativePath>..</relativePath>
        </parent>
 
diff --git a/flink-java/pom.xml b/flink-java/pom.xml
index 9afb8f0..1a75ef6 100644
--- a/flink-java/pom.xml
+++ b/flink-java/pom.xml
@@ -25,7 +25,7 @@ under the License.
        <parent>
                <groupId>org.apache.flink</groupId>
                <artifactId>flink-parent</artifactId>
-               <version>1.8-SNAPSHOT</version>
+               <version>1.8.1</version>
                <relativePath>..</relativePath>
        </parent>
 
diff --git a/flink-libraries/flink-cep-scala/pom.xml 
b/flink-libraries/flink-cep-scala/pom.xml
index f5edb85..02c5ca0 100644
--- a/flink-libraries/flink-cep-scala/pom.xml
+++ b/flink-libraries/flink-cep-scala/pom.xml
@@ -26,7 +26,7 @@ under the License.
     <parent>
         <groupId>org.apache.flink</groupId>
         <artifactId>flink-libraries</artifactId>
-        <version>1.8-SNAPSHOT</version>
+        <version>1.8.1</version>
         <relativePath>..</relativePath>
     </parent>
     
diff --git a/flink-libraries/flink-cep/pom.xml 
b/flink-libraries/flink-cep/pom.xml
index 15d1dd8..810abb0 100644
--- a/flink-libraries/flink-cep/pom.xml
+++ b/flink-libraries/flink-cep/pom.xml
@@ -26,7 +26,7 @@ under the License.
     <parent>
         <groupId>org.apache.flink</groupId>
         <artifactId>flink-libraries</artifactId>
-        <version>1.8-SNAPSHOT</version>
+        <version>1.8.1</version>
         <relativePath>..</relativePath>
     </parent>
 
diff --git a/flink-libraries/flink-gelly-examples/pom.xml 
b/flink-libraries/flink-gelly-examples/pom.xml
index d7253ac..283eadc 100644
--- a/flink-libraries/flink-gelly-examples/pom.xml
+++ b/flink-libraries/flink-gelly-examples/pom.xml
@@ -23,7 +23,7 @@
        <parent>
                <groupId>org.apache.flink</groupId>
                <artifactId>flink-libraries</artifactId>
-               <version>1.8-SNAPSHOT</version>
+               <version>1.8.1</version>
                <relativePath>..</relativePath>
        </parent>
 
diff --git a/flink-libraries/flink-gelly-scala/pom.xml 
b/flink-libraries/flink-gelly-scala/pom.xml
index ff40aa6..1eff434 100644
--- a/flink-libraries/flink-gelly-scala/pom.xml
+++ b/flink-libraries/flink-gelly-scala/pom.xml
@@ -23,7 +23,7 @@ under the License.
     <parent>
         <groupId>org.apache.flink</groupId>
         <artifactId>flink-libraries</artifactId>
-        <version>1.8-SNAPSHOT</version>
+        <version>1.8.1</version>
         <relativePath>..</relativePath>
     </parent>
     <modelVersion>4.0.0</modelVersion>
diff --git a/flink-libraries/flink-gelly/pom.xml 
b/flink-libraries/flink-gelly/pom.xml
index 3d6daa3..d75499f 100644
--- a/flink-libraries/flink-gelly/pom.xml
+++ b/flink-libraries/flink-gelly/pom.xml
@@ -25,7 +25,7 @@ under the License.
        <parent>
                <groupId>org.apache.flink</groupId>
                <artifactId>flink-libraries</artifactId>
-               <version>1.8-SNAPSHOT</version>
+               <version>1.8.1</version>
                <relativePath>..</relativePath>
        </parent>
 
diff --git a/flink-libraries/flink-ml-uber/pom.xml 
b/flink-libraries/flink-ml-uber/pom.xml
index 61a5607..63d1ae0 100644
--- a/flink-libraries/flink-ml-uber/pom.xml
+++ b/flink-libraries/flink-ml-uber/pom.xml
@@ -24,7 +24,7 @@
        <parent>
                <groupId>org.apache.flink</groupId>
                <artifactId>flink-libraries</artifactId>
-               <version>1.8-SNAPSHOT</version>
+               <version>1.8.1</version>
                <relativePath>..</relativePath>
        </parent>
 
diff --git a/flink-libraries/flink-ml/pom.xml b/flink-libraries/flink-ml/pom.xml
index e53bcd9..9b87796 100644
--- a/flink-libraries/flink-ml/pom.xml
+++ b/flink-libraries/flink-ml/pom.xml
@@ -24,7 +24,7 @@
        <parent>
                <groupId>org.apache.flink</groupId>
                <artifactId>flink-libraries</artifactId>
-               <version>1.8-SNAPSHOT</version>
+               <version>1.8.1</version>
                <relativePath>..</relativePath>
        </parent>
 
diff --git a/flink-libraries/flink-python/pom.xml 
b/flink-libraries/flink-python/pom.xml
index cf04cf8..4478c08 100644
--- a/flink-libraries/flink-python/pom.xml
+++ b/flink-libraries/flink-python/pom.xml
@@ -23,7 +23,7 @@ under the License.
     <parent>
         <groupId>org.apache.flink</groupId>
         <artifactId>flink-libraries</artifactId>
-        <version>1.8-SNAPSHOT</version>
+        <version>1.8.1</version>
         <relativePath>..</relativePath>
     </parent>
 
diff --git a/flink-libraries/flink-streaming-python/pom.xml 
b/flink-libraries/flink-streaming-python/pom.xml
index f32056d..cfb11b0 100644
--- a/flink-libraries/flink-streaming-python/pom.xml
+++ b/flink-libraries/flink-streaming-python/pom.xml
@@ -23,7 +23,7 @@ under the License.
        <parent>
                <groupId>org.apache.flink</groupId>
                <artifactId>flink-libraries</artifactId>
-               <version>1.8-SNAPSHOT</version>
+               <version>1.8.1</version>
                <relativePath>..</relativePath>
        </parent>
 
diff --git a/flink-libraries/pom.xml b/flink-libraries/pom.xml
index 66848d8..fc2cda1 100644
--- a/flink-libraries/pom.xml
+++ b/flink-libraries/pom.xml
@@ -25,7 +25,7 @@ under the License.
        <parent>
                <groupId>org.apache.flink</groupId>
                <artifactId>flink-parent</artifactId>
-               <version>1.8-SNAPSHOT</version>
+               <version>1.8.1</version>
                <relativePath>..</relativePath>
        </parent>
 
diff --git a/flink-mesos/pom.xml b/flink-mesos/pom.xml
index b51d042..588e148 100644
--- a/flink-mesos/pom.xml
+++ b/flink-mesos/pom.xml
@@ -23,7 +23,7 @@ under the License.
        <parent>
                <groupId>org.apache.flink</groupId>
                <artifactId>flink-parent</artifactId>
-               <version>1.8-SNAPSHOT</version>
+               <version>1.8.1</version>
                <relativePath>..</relativePath>
        </parent>
        
diff --git a/flink-metrics/flink-metrics-core/pom.xml 
b/flink-metrics/flink-metrics-core/pom.xml
index 3d97eea..ad663dd 100644
--- a/flink-metrics/flink-metrics-core/pom.xml
+++ b/flink-metrics/flink-metrics-core/pom.xml
@@ -25,7 +25,7 @@ under the License.
        <parent>
                <groupId>org.apache.flink</groupId>
                <artifactId>flink-metrics</artifactId>
-               <version>1.8-SNAPSHOT</version>
+               <version>1.8.1</version>
                <relativePath>..</relativePath>
        </parent>
 
diff --git a/flink-metrics/flink-metrics-datadog/pom.xml 
b/flink-metrics/flink-metrics-datadog/pom.xml
index ece71c6..78fcbbe 100644
--- a/flink-metrics/flink-metrics-datadog/pom.xml
+++ b/flink-metrics/flink-metrics-datadog/pom.xml
@@ -25,7 +25,7 @@ under the License.
        <parent>
                <groupId>org.apache.flink</groupId>
                <artifactId>flink-metrics</artifactId>
-               <version>1.8-SNAPSHOT</version>
+               <version>1.8.1</version>
                <relativePath>..</relativePath>
        </parent>
 
diff --git a/flink-metrics/flink-metrics-dropwizard/pom.xml 
b/flink-metrics/flink-metrics-dropwizard/pom.xml
index bdbb95d..ffa8c57 100644
--- a/flink-metrics/flink-metrics-dropwizard/pom.xml
+++ b/flink-metrics/flink-metrics-dropwizard/pom.xml
@@ -25,7 +25,7 @@ under the License.
        <parent>
                <groupId>org.apache.flink</groupId>
                <artifactId>flink-metrics</artifactId>
-               <version>1.8-SNAPSHOT</version>
+               <version>1.8.1</version>
                <relativePath>..</relativePath>
        </parent>
 
diff --git a/flink-metrics/flink-metrics-graphite/pom.xml 
b/flink-metrics/flink-metrics-graphite/pom.xml
index c8d1f8c..bbed543 100644
--- a/flink-metrics/flink-metrics-graphite/pom.xml
+++ b/flink-metrics/flink-metrics-graphite/pom.xml
@@ -25,7 +25,7 @@ under the License.
        <parent>
                <groupId>org.apache.flink</groupId>
                <artifactId>flink-metrics</artifactId>
-               <version>1.8-SNAPSHOT</version>
+               <version>1.8.1</version>
                <relativePath>..</relativePath>
        </parent>
 
diff --git a/flink-metrics/flink-metrics-influxdb/pom.xml 
b/flink-metrics/flink-metrics-influxdb/pom.xml
index 51ed4a0..24a5b15 100644
--- a/flink-metrics/flink-metrics-influxdb/pom.xml
+++ b/flink-metrics/flink-metrics-influxdb/pom.xml
@@ -25,7 +25,7 @@ under the License.
        <parent>
                <groupId>org.apache.flink</groupId>
                <artifactId>flink-metrics</artifactId>
-               <version>1.8-SNAPSHOT</version>
+               <version>1.8.1</version>
                <relativePath>..</relativePath>
        </parent>
 
diff --git a/flink-metrics/flink-metrics-jmx/pom.xml 
b/flink-metrics/flink-metrics-jmx/pom.xml
index 568675e..9fa64bc 100644
--- a/flink-metrics/flink-metrics-jmx/pom.xml
+++ b/flink-metrics/flink-metrics-jmx/pom.xml
@@ -25,7 +25,7 @@ under the License.
        <parent>
                <groupId>org.apache.flink</groupId>
                <artifactId>flink-metrics</artifactId>
-               <version>1.8-SNAPSHOT</version>
+               <version>1.8.1</version>
                <relativePath>..</relativePath>
        </parent>
 
diff --git a/flink-metrics/flink-metrics-prometheus/pom.xml 
b/flink-metrics/flink-metrics-prometheus/pom.xml
index e705f0e..d6c185f 100644
--- a/flink-metrics/flink-metrics-prometheus/pom.xml
+++ b/flink-metrics/flink-metrics-prometheus/pom.xml
@@ -25,7 +25,7 @@ under the License.
        <parent>
                <groupId>org.apache.flink</groupId>
                <artifactId>flink-metrics</artifactId>
-               <version>1.8-SNAPSHOT</version>
+               <version>1.8.1</version>
                <relativePath>..</relativePath>
        </parent>
 
diff --git a/flink-metrics/flink-metrics-slf4j/pom.xml 
b/flink-metrics/flink-metrics-slf4j/pom.xml
index 781b785..af355e7 100644
--- a/flink-metrics/flink-metrics-slf4j/pom.xml
+++ b/flink-metrics/flink-metrics-slf4j/pom.xml
@@ -25,7 +25,7 @@ under the License.
        <parent>
                <groupId>org.apache.flink</groupId>
                <artifactId>flink-metrics</artifactId>
-               <version>1.8-SNAPSHOT</version>
+               <version>1.8.1</version>
                <relativePath>..</relativePath>
        </parent>
 
diff --git a/flink-metrics/flink-metrics-statsd/pom.xml 
b/flink-metrics/flink-metrics-statsd/pom.xml
index f09d29f..3ae1fa6 100644
--- a/flink-metrics/flink-metrics-statsd/pom.xml
+++ b/flink-metrics/flink-metrics-statsd/pom.xml
@@ -25,7 +25,7 @@ under the License.
        <parent>
                <groupId>org.apache.flink</groupId>
                <artifactId>flink-metrics</artifactId>
-               <version>1.8-SNAPSHOT</version>
+               <version>1.8.1</version>
                <relativePath>..</relativePath>
        </parent>
 
diff --git a/flink-metrics/pom.xml b/flink-metrics/pom.xml
index 77ea7d1..7021cbe 100644
--- a/flink-metrics/pom.xml
+++ b/flink-metrics/pom.xml
@@ -25,7 +25,7 @@ under the License.
        <parent>
                <groupId>org.apache.flink</groupId>
                <artifactId>flink-parent</artifactId>
-               <version>1.8-SNAPSHOT</version>
+               <version>1.8.1</version>
                <relativePath>..</relativePath>
        </parent>
 
diff --git a/flink-optimizer/pom.xml b/flink-optimizer/pom.xml
index 0a82ddb..69ce777 100644
--- a/flink-optimizer/pom.xml
+++ b/flink-optimizer/pom.xml
@@ -25,7 +25,7 @@ under the License.
        <parent>
                <groupId>org.apache.flink</groupId>
                <artifactId>flink-parent</artifactId>
-               <version>1.8-SNAPSHOT</version>
+               <version>1.8.1</version>
                <relativePath>..</relativePath>
        </parent>
 
diff --git a/flink-queryable-state/flink-queryable-state-client-java/pom.xml 
b/flink-queryable-state/flink-queryable-state-client-java/pom.xml
index 5cd7652..ed67b17 100644
--- a/flink-queryable-state/flink-queryable-state-client-java/pom.xml
+++ b/flink-queryable-state/flink-queryable-state-client-java/pom.xml
@@ -26,7 +26,7 @@ under the License.
        <parent>
                <groupId>org.apache.flink</groupId>
                <artifactId>flink-queryable-state</artifactId>
-               <version>1.8-SNAPSHOT</version>
+               <version>1.8.1</version>
                <relativePath>..</relativePath>
        </parent>
 
diff --git a/flink-queryable-state/flink-queryable-state-runtime/pom.xml 
b/flink-queryable-state/flink-queryable-state-runtime/pom.xml
index c834e66..712148f 100644
--- a/flink-queryable-state/flink-queryable-state-runtime/pom.xml
+++ b/flink-queryable-state/flink-queryable-state-runtime/pom.xml
@@ -26,7 +26,7 @@ under the License.
        <parent>
                <groupId>org.apache.flink</groupId>
                <artifactId>flink-queryable-state</artifactId>
-               <version>1.8-SNAPSHOT</version>
+               <version>1.8.1</version>
                <relativePath>..</relativePath>
        </parent>
 
diff --git a/flink-queryable-state/pom.xml b/flink-queryable-state/pom.xml
index ee104b3..44b68a0 100644
--- a/flink-queryable-state/pom.xml
+++ b/flink-queryable-state/pom.xml
@@ -26,7 +26,7 @@ under the License.
        <parent>
                <groupId>org.apache.flink</groupId>
                <artifactId>flink-parent</artifactId>
-               <version>1.8-SNAPSHOT</version>
+               <version>1.8.1</version>
                <relativePath>..</relativePath>
        </parent>
 
diff --git a/flink-quickstart/flink-quickstart-java/pom.xml 
b/flink-quickstart/flink-quickstart-java/pom.xml
index 8977fcd..6cf3acc 100644
--- a/flink-quickstart/flink-quickstart-java/pom.xml
+++ b/flink-quickstart/flink-quickstart-java/pom.xml
@@ -27,7 +27,7 @@ under the License.
        <parent>
                <groupId>org.apache.flink</groupId>
                <artifactId>flink-quickstart</artifactId>
-               <version>1.8-SNAPSHOT</version>
+               <version>1.8.1</version>
                <relativePath>..</relativePath>
        </parent>
 
diff --git a/flink-quickstart/flink-quickstart-scala/pom.xml 
b/flink-quickstart/flink-quickstart-scala/pom.xml
index 40e5cac..19f6f8c 100644
--- a/flink-quickstart/flink-quickstart-scala/pom.xml
+++ b/flink-quickstart/flink-quickstart-scala/pom.xml
@@ -27,7 +27,7 @@ under the License.
        <parent>
                <groupId>org.apache.flink</groupId>
                <artifactId>flink-quickstart</artifactId>
-               <version>1.8-SNAPSHOT</version>
+               <version>1.8.1</version>
                <relativePath>..</relativePath>
        </parent>
 
diff --git a/flink-quickstart/pom.xml b/flink-quickstart/pom.xml
index 8da1048..9ed5876 100644
--- a/flink-quickstart/pom.xml
+++ b/flink-quickstart/pom.xml
@@ -23,7 +23,7 @@ under the License.
        <parent>
                <groupId>org.apache.flink</groupId>
                <artifactId>flink-parent</artifactId>
-               <version>1.8-SNAPSHOT</version>
+               <version>1.8.1</version>
                <relativePath>..</relativePath>
        </parent>
 
diff --git a/flink-runtime-web/pom.xml b/flink-runtime-web/pom.xml
index 764b69c..3707698 100644
--- a/flink-runtime-web/pom.xml
+++ b/flink-runtime-web/pom.xml
@@ -25,7 +25,7 @@ under the License.
        <parent>
                <groupId>org.apache.flink</groupId>
                <artifactId>flink-parent</artifactId>
-               <version>1.8-SNAPSHOT</version>
+               <version>1.8.1</version>
                <relativePath>..</relativePath>
        </parent>
 
diff --git a/flink-runtime/pom.xml b/flink-runtime/pom.xml
index 0313356..6f38899 100644
--- a/flink-runtime/pom.xml
+++ b/flink-runtime/pom.xml
@@ -25,7 +25,7 @@ under the License.
        <parent>
                <groupId>org.apache.flink</groupId>
                <artifactId>flink-parent</artifactId>
-               <version>1.8-SNAPSHOT</version>
+               <version>1.8.1</version>
                <relativePath>..</relativePath>
        </parent>
 
diff --git a/flink-scala-shell/pom.xml b/flink-scala-shell/pom.xml
index e3530f6..c9aa34a 100644
--- a/flink-scala-shell/pom.xml
+++ b/flink-scala-shell/pom.xml
@@ -23,7 +23,7 @@ under the License.
        <parent>
                <groupId>org.apache.flink</groupId>
                <artifactId>flink-parent</artifactId>
-               <version>1.8-SNAPSHOT</version>
+               <version>1.8.1</version>
                <relativePath>..</relativePath>
        </parent>
 
diff --git a/flink-scala/pom.xml b/flink-scala/pom.xml
index c3bccb4..5a87e7a 100644
--- a/flink-scala/pom.xml
+++ b/flink-scala/pom.xml
@@ -24,7 +24,7 @@ under the License.
        <parent>
                <groupId>org.apache.flink</groupId>
                <artifactId>flink-parent</artifactId>
-               <version>1.8-SNAPSHOT</version>
+               <version>1.8.1</version>
                <relativePath>..</relativePath>
        </parent>
 
diff --git a/flink-shaded-curator/pom.xml b/flink-shaded-curator/pom.xml
index a25a418..a606c90 100644
--- a/flink-shaded-curator/pom.xml
+++ b/flink-shaded-curator/pom.xml
@@ -25,7 +25,7 @@ under the License.
        <parent>
                <groupId>org.apache.flink</groupId>
                <artifactId>flink-parent</artifactId>
-               <version>1.8-SNAPSHOT</version>
+               <version>1.8.1</version>
                <relativePath>..</relativePath>
        </parent>
 
diff --git a/flink-shaded-hadoop/flink-shaded-hadoop2-uber/pom.xml 
b/flink-shaded-hadoop/flink-shaded-hadoop2-uber/pom.xml
index 5c6e5e5..3c99c06 100644
--- a/flink-shaded-hadoop/flink-shaded-hadoop2-uber/pom.xml
+++ b/flink-shaded-hadoop/flink-shaded-hadoop2-uber/pom.xml
@@ -26,7 +26,7 @@ under the License.
        <parent>
                <groupId>org.apache.flink</groupId>
                <artifactId>flink-shaded-hadoop</artifactId>
-               <version>1.8-SNAPSHOT</version>
+               <version>1.8.1</version>
                <relativePath>..</relativePath>
        </parent>
 
@@ -34,7 +34,7 @@ under the License.
        <name>flink-shaded-hadoop2-uber</name>
 
        <packaging>jar</packaging>
-       <version>${hadoop.version}-1.8-SNAPSHOT</version>
+       <version>${hadoop.version}-1.8.1</version>
 
        <!--
                the only dependency of the 'flink-shaded-hadoop2' artifact, out
diff --git a/flink-shaded-hadoop/flink-shaded-hadoop2/pom.xml 
b/flink-shaded-hadoop/flink-shaded-hadoop2/pom.xml
index 959f4f6..94d9939 100644
--- a/flink-shaded-hadoop/flink-shaded-hadoop2/pom.xml
+++ b/flink-shaded-hadoop/flink-shaded-hadoop2/pom.xml
@@ -25,7 +25,7 @@ under the License.
        <parent>
                <groupId>org.apache.flink</groupId>
                <artifactId>flink-shaded-hadoop</artifactId>
-               <version>1.8-SNAPSHOT</version>
+               <version>1.8.1</version>
                <relativePath>..</relativePath>
        </parent>
 
@@ -33,7 +33,7 @@ under the License.
        <name>flink-shaded-hadoop2</name>
 
        <packaging>jar</packaging>
-       <version>${hadoop.version}-1.8-SNAPSHOT</version>
+       <version>${hadoop.version}-1.8.1</version>
 
        <dependencies>
 
diff --git a/flink-shaded-hadoop/flink-shaded-yarn-tests/pom.xml 
b/flink-shaded-hadoop/flink-shaded-yarn-tests/pom.xml
index e1f5b0d..e155d50 100644
--- a/flink-shaded-hadoop/flink-shaded-yarn-tests/pom.xml
+++ b/flink-shaded-hadoop/flink-shaded-yarn-tests/pom.xml
@@ -25,7 +25,7 @@ under the License.
        <parent>
                <groupId>org.apache.flink</groupId>
                <artifactId>flink-shaded-hadoop</artifactId>
-               <version>1.8-SNAPSHOT</version>
+               <version>1.8.1</version>
                <relativePath>..</relativePath>
        </parent>
 
diff --git a/flink-shaded-hadoop/pom.xml b/flink-shaded-hadoop/pom.xml
index c919acf..2cbb12d 100644
--- a/flink-shaded-hadoop/pom.xml
+++ b/flink-shaded-hadoop/pom.xml
@@ -25,7 +25,7 @@ under the License.
        <parent>
                <groupId>org.apache.flink</groupId>
                <artifactId>flink-parent</artifactId>
-               <version>1.8-SNAPSHOT</version>
+               <version>1.8.1</version>
                <relativePath>..</relativePath>
        </parent>
 
diff --git a/flink-state-backends/flink-statebackend-rocksdb/pom.xml 
b/flink-state-backends/flink-statebackend-rocksdb/pom.xml
index b14e152..3195546 100644
--- a/flink-state-backends/flink-statebackend-rocksdb/pom.xml
+++ b/flink-state-backends/flink-statebackend-rocksdb/pom.xml
@@ -27,7 +27,7 @@ under the License.
        <parent>
                <groupId>org.apache.flink</groupId>
                <artifactId>flink-state-backends</artifactId>
-               <version>1.8-SNAPSHOT</version>
+               <version>1.8.1</version>
                <relativePath>..</relativePath>
        </parent>
 
diff --git a/flink-state-backends/pom.xml b/flink-state-backends/pom.xml
index 2eb161a..803f49d 100644
--- a/flink-state-backends/pom.xml
+++ b/flink-state-backends/pom.xml
@@ -27,7 +27,7 @@ under the License.
        <parent>
                <groupId>org.apache.flink</groupId>
                <artifactId>flink-parent</artifactId>
-               <version>1.8-SNAPSHOT</version>
+               <version>1.8.1</version>
                <relativePath>..</relativePath>
        </parent>
 
diff --git a/flink-streaming-java/pom.xml b/flink-streaming-java/pom.xml
index d740928..ffa72b3 100644
--- a/flink-streaming-java/pom.xml
+++ b/flink-streaming-java/pom.xml
@@ -25,7 +25,7 @@ under the License.
        <parent>
                <groupId>org.apache.flink</groupId>
                <artifactId>flink-parent</artifactId>
-               <version>1.8-SNAPSHOT</version>
+               <version>1.8.1</version>
                <relativePath>..</relativePath>
        </parent>
 
diff --git a/flink-streaming-scala/pom.xml b/flink-streaming-scala/pom.xml
index 4adc01b..1293e90 100644
--- a/flink-streaming-scala/pom.xml
+++ b/flink-streaming-scala/pom.xml
@@ -24,7 +24,7 @@ under the License.
        <parent>
                <groupId>org.apache.flink</groupId>
                <artifactId>flink-parent</artifactId>
-               <version>1.8-SNAPSHOT</version>
+               <version>1.8.1</version>
                <relativePath>..</relativePath>
        </parent>
 
diff --git a/flink-table/flink-sql-client/pom.xml 
b/flink-table/flink-sql-client/pom.xml
index 39a5439..6dd2320 100644
--- a/flink-table/flink-sql-client/pom.xml
+++ b/flink-table/flink-sql-client/pom.xml
@@ -23,7 +23,7 @@ under the License.
        <parent>
                <groupId>org.apache.flink</groupId>
                <artifactId>flink-table</artifactId>
-               <version>1.8-SNAPSHOT</version>
+               <version>1.8.1</version>
                <relativePath>..</relativePath>
        </parent>
 
diff --git a/flink-table/flink-table-api-java-bridge/pom.xml 
b/flink-table/flink-table-api-java-bridge/pom.xml
index 0353a8e..7f14016 100644
--- a/flink-table/flink-table-api-java-bridge/pom.xml
+++ b/flink-table/flink-table-api-java-bridge/pom.xml
@@ -23,7 +23,7 @@ under the License.
        <parent>
                <groupId>org.apache.flink</groupId>
                <artifactId>flink-table</artifactId>
-               <version>1.8-SNAPSHOT</version>
+               <version>1.8.1</version>
                <relativePath>..</relativePath>
        </parent>
 
diff --git a/flink-table/flink-table-api-java/pom.xml 
b/flink-table/flink-table-api-java/pom.xml
index 4ae3b6f..38b6a81 100644
--- a/flink-table/flink-table-api-java/pom.xml
+++ b/flink-table/flink-table-api-java/pom.xml
@@ -23,7 +23,7 @@ under the License.
        <parent>
                <groupId>org.apache.flink</groupId>
                <artifactId>flink-table</artifactId>
-               <version>1.8-SNAPSHOT</version>
+               <version>1.8.1</version>
                <relativePath>..</relativePath>
        </parent>
 
diff --git a/flink-table/flink-table-api-scala-bridge/pom.xml 
b/flink-table/flink-table-api-scala-bridge/pom.xml
index 9a4a08e..796464b 100644
--- a/flink-table/flink-table-api-scala-bridge/pom.xml
+++ b/flink-table/flink-table-api-scala-bridge/pom.xml
@@ -23,7 +23,7 @@ under the License.
        <parent>
                <groupId>org.apache.flink</groupId>
                <artifactId>flink-table</artifactId>
-               <version>1.8-SNAPSHOT</version>
+               <version>1.8.1</version>
                <relativePath>..</relativePath>
        </parent>
 
diff --git a/flink-table/flink-table-api-scala/pom.xml 
b/flink-table/flink-table-api-scala/pom.xml
index edac789..2d6e04c 100644
--- a/flink-table/flink-table-api-scala/pom.xml
+++ b/flink-table/flink-table-api-scala/pom.xml
@@ -23,7 +23,7 @@ under the License.
        <parent>
                <groupId>org.apache.flink</groupId>
                <artifactId>flink-table</artifactId>
-               <version>1.8-SNAPSHOT</version>
+               <version>1.8.1</version>
                <relativePath>..</relativePath>
        </parent>
 
diff --git a/flink-table/flink-table-common/pom.xml 
b/flink-table/flink-table-common/pom.xml
index 09672f6..ed241b1 100644
--- a/flink-table/flink-table-common/pom.xml
+++ b/flink-table/flink-table-common/pom.xml
@@ -23,7 +23,7 @@ under the License.
        <parent>
                <groupId>org.apache.flink</groupId>
                <artifactId>flink-table</artifactId>
-               <version>1.8-SNAPSHOT</version>
+               <version>1.8.1</version>
                <relativePath>..</relativePath>
        </parent>
 
diff --git a/flink-table/flink-table-planner/pom.xml 
b/flink-table/flink-table-planner/pom.xml
index 633b3c6..74e5e95 100644
--- a/flink-table/flink-table-planner/pom.xml
+++ b/flink-table/flink-table-planner/pom.xml
@@ -23,7 +23,7 @@ under the License.
        <parent>
                <groupId>org.apache.flink</groupId>
                <artifactId>flink-table</artifactId>
-               <version>1.8-SNAPSHOT</version>
+               <version>1.8.1</version>
                <relativePath>..</relativePath>
        </parent>
 
diff --git a/flink-table/flink-table-uber/pom.xml 
b/flink-table/flink-table-uber/pom.xml
index c9a73d3..96496b4 100644
--- a/flink-table/flink-table-uber/pom.xml
+++ b/flink-table/flink-table-uber/pom.xml
@@ -23,7 +23,7 @@ under the License.
        <parent>
                <groupId>org.apache.flink</groupId>
                <artifactId>flink-table</artifactId>
-               <version>1.8-SNAPSHOT</version>
+               <version>1.8.1</version>
                <relativePath>..</relativePath>
        </parent>
 
diff --git a/flink-table/pom.xml b/flink-table/pom.xml
index b101051..a03ec5a 100644
--- a/flink-table/pom.xml
+++ b/flink-table/pom.xml
@@ -23,7 +23,7 @@ under the License.
        <parent>
                <groupId>org.apache.flink</groupId>
                <artifactId>flink-parent</artifactId>
-               <version>1.8-SNAPSHOT</version>
+               <version>1.8.1</version>
                <relativePath>..</relativePath>
        </parent>
 
diff --git a/flink-test-utils-parent/flink-test-utils-junit/pom.xml 
b/flink-test-utils-parent/flink-test-utils-junit/pom.xml
index 9a70663..542c454 100644
--- a/flink-test-utils-parent/flink-test-utils-junit/pom.xml
+++ b/flink-test-utils-parent/flink-test-utils-junit/pom.xml
@@ -25,7 +25,7 @@ under the License.
        <parent>
                <groupId>org.apache.flink</groupId>
                <artifactId>flink-test-utils-parent</artifactId>
-               <version>1.8-SNAPSHOT</version>
+               <version>1.8.1</version>
                <relativePath>..</relativePath>
        </parent>
 
diff --git a/flink-test-utils-parent/flink-test-utils/pom.xml 
b/flink-test-utils-parent/flink-test-utils/pom.xml
index 99465f2..318095d 100644
--- a/flink-test-utils-parent/flink-test-utils/pom.xml
+++ b/flink-test-utils-parent/flink-test-utils/pom.xml
@@ -25,7 +25,7 @@ under the License.
        <parent>
                <groupId>org.apache.flink</groupId>
                <artifactId>flink-test-utils-parent</artifactId>
-               <version>1.8-SNAPSHOT</version>
+               <version>1.8.1</version>
                <relativePath>..</relativePath>
        </parent>
 
diff --git a/flink-test-utils-parent/pom.xml b/flink-test-utils-parent/pom.xml
index 4cc76cc..ec7c194 100644
--- a/flink-test-utils-parent/pom.xml
+++ b/flink-test-utils-parent/pom.xml
@@ -26,7 +26,7 @@ under the License.
        <parent>
                <groupId>org.apache.flink</groupId>
                <artifactId>flink-parent</artifactId>
-               <version>1.8-SNAPSHOT</version>
+               <version>1.8.1</version>
                <relativePath>..</relativePath>
        </parent>
 
diff --git a/flink-tests/pom.xml b/flink-tests/pom.xml
index 2385d60..55845dc 100644
--- a/flink-tests/pom.xml
+++ b/flink-tests/pom.xml
@@ -26,7 +26,7 @@ under the License.
        <parent>
                <groupId>org.apache.flink</groupId>
                <artifactId>flink-parent</artifactId>
-               <version>1.8-SNAPSHOT</version>
+               <version>1.8.1</version>
                <relativePath>..</relativePath>
        </parent>
 
diff --git a/flink-yarn-tests/pom.xml b/flink-yarn-tests/pom.xml
index ffcbfc0..88e32c8 100644
--- a/flink-yarn-tests/pom.xml
+++ b/flink-yarn-tests/pom.xml
@@ -23,7 +23,7 @@ under the License.
        <parent>
                <groupId>org.apache.flink</groupId>
                <artifactId>flink-parent</artifactId>
-               <version>1.8-SNAPSHOT</version>
+               <version>1.8.1</version>
                <relativePath>..</relativePath>
        </parent>
 
diff --git a/flink-yarn/pom.xml b/flink-yarn/pom.xml
index 0e8f46e..c0eb79b 100644
--- a/flink-yarn/pom.xml
+++ b/flink-yarn/pom.xml
@@ -23,7 +23,7 @@ under the License.
        <parent>
                <groupId>org.apache.flink</groupId>
                <artifactId>flink-parent</artifactId>
-               <version>1.8-SNAPSHOT</version>
+               <version>1.8.1</version>
                <relativePath>..</relativePath>
        </parent>
 
diff --git a/pom.xml b/pom.xml
index 21f4265..4b57572 100644
--- a/pom.xml
+++ b/pom.xml
@@ -28,7 +28,7 @@ under the License.
 
        <groupId>org.apache.flink</groupId>
        <artifactId>flink-parent</artifactId>
-       <version>1.8-SNAPSHOT</version>
+       <version>1.8.1</version>
 
        <name>flink</name>
        <packaging>pom</packaging>
@@ -144,7 +144,7 @@ under the License.
                <dependency>
                        <groupId>org.apache.flink</groupId>
                        <artifactId>force-shading</artifactId>
-                       <version>1.8-SNAPSHOT</version>
+                       <version>1.8.1</version>
                </dependency>
 
                <!-- Root dependencies for all projects -->
diff --git a/tools/force-shading/pom.xml b/tools/force-shading/pom.xml
index 1a6c8a1..b84b10e 100644
--- a/tools/force-shading/pom.xml
+++ b/tools/force-shading/pom.xml
@@ -38,7 +38,7 @@ under the License.
 
        <groupId>org.apache.flink</groupId>
        <artifactId>force-shading</artifactId>
-       <version>1.8-SNAPSHOT</version>
+       <version>1.8.1</version>
 
        <packaging>jar</packaging>
 

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