diff --git a/testcases/kernel/io/ltp-aiodio/aiodio_sparse.c b/testcases/kernel/io/ltp-aiodio/aiodio_sparse.c
index c38e08d..a609987 100644
--- a/testcases/kernel/io/ltp-aiodio/aiodio_sparse.c
+++ b/testcases/kernel/io/ltp-aiodio/aiodio_sparse.c
@@ -36,6 +36,7 @@
 #include <unistd.h>
 #include <sys/mman.h>
 #include <sys/wait.h>
+#include <limits.h>
 
 #include <libaio.h>
 
@@ -393,10 +394,10 @@ long long scale_by_kmg(long long value, char scale)
 
 int main(int argc, char **argv)
 {
+	char filename[PATH_MAX];
 	int pid[NUM_CHILDREN];
 	int num_children = 1;
 	int i;
-	char *filename = "/test/aiodio/file";
 	long alignment = 512;
 	int readsize = 65536;
 	int writesize = 65536;
@@ -407,8 +408,10 @@ int main(int argc, char **argv)
 	extern char *optarg;
 	extern int optind, optopt, opterr;
 
-    printf("Begin aiodio_sparse tests...\n");
+	printf("Begin aiodio_sparse tests...\n");
 
+	snprintf(filename, sizeof(filename), "%s/aiodio/file",
+		getenv("TMP") ? getenv("TMP") : "/tmp");
 
 	while ((c = getopt(argc, argv, "dr:w:n:a:s:i:")) != -1) {
 		char *endp;
diff --git a/testcases/kernel/io/ltp-aiodio/dio_append.c b/testcases/kernel/io/ltp-aiodio/dio_append.c
index 1ec8a84..75ac1a3 100644
--- a/testcases/kernel/io/ltp-aiodio/dio_append.c
+++ b/testcases/kernel/io/ltp-aiodio/dio_append.c
@@ -39,6 +39,7 @@
 #include <stdio.h>
 #include <unistd.h>
 #include <memory.h>
+#include <limits.h>
 #define NUM_CHILDREN 8
 
 
@@ -123,12 +124,15 @@ void dio_append(char *filename)
 
 int main(int argc, char **argv)
 {
+	char filename[PATH_MAX];
 	int pid[NUM_CHILDREN];
 	int num_children = 1;
 	int i;
-	char *filename = "/test/aiodio/file";
 
-    printf("Begin dio_append test...\n");
+	snprintf(filename, sizeof(filename), "%s/aiodio/file",
+		getenv("TMP") ? getenv("TMP") : "/tmp");
+
+	printf("Begin dio_append test...\n");
 
 	for (i = 0; i < num_children; i++) {
 		if ((pid[i] = fork()) == 0) {
diff --git a/testcases/kernel/io/ltp-aiodio/dio_sparse.c b/testcases/kernel/io/ltp-aiodio/dio_sparse.c
index 1754b04..aae53af 100644
--- a/testcases/kernel/io/ltp-aiodio/dio_sparse.c
+++ b/testcases/kernel/io/ltp-aiodio/dio_sparse.c
@@ -36,6 +36,7 @@
 #include <memory.h>
 #include <sys/mman.h>
 #include <sys/wait.h>
+#include <limits.h>
 
 #include "test.h"
 
@@ -279,10 +280,10 @@ long long scale_by_kmg(long long value, char scale)
 
 int main(int argc, char **argv)
 {
+	char filename[PATH_MAX];
 	int pid[NUM_CHILDREN];
 	int num_children = 1;
 	int i;
-	char *filename = "/test/aiodio/file";
 	long alignment = 512;
 	int readsize = 65536;
 	int writesize = 65536;
@@ -292,6 +293,9 @@ int main(int argc, char **argv)
 	extern char *optarg;
 	extern int optind, optopt, opterr;
 
+	snprintf(filename, sizeof(filename), "%s/aiodio/file",
+		getenv("TMP") ? getenv("TMP") : "/tmp");
+
 	while ((c = getopt(argc, argv, "dr:w:n:a:s:")) != -1) {
 		char *endp;
 		switch (c) {
diff --git a/testcases/kernel/io/ltp-aiodio/dio_truncate.c b/testcases/kernel/io/ltp-aiodio/dio_truncate.c
index cba3b11..37363ea 100644
--- a/testcases/kernel/io/ltp-aiodio/dio_truncate.c
+++ b/testcases/kernel/io/ltp-aiodio/dio_truncate.c
@@ -35,6 +35,7 @@
 #include <unistd.h>
 #include <memory.h>
 #include <string.h>
+#include <limits.h>
 
 #define NUM_CHILDREN 8
 
@@ -128,10 +129,13 @@ void dio_append(char *filename, int fill)
 
 int main(int argc, char **argv)
 {
+	char filename[PATH_MAX];
 	int pid[NUM_CHILDREN];
 	int num_children = 1;
 	int i;
-	char *filename = "/test/aiodio/file";
+
+	snprintf(filename, sizeof(filename), "%s/aiodio/file",
+		getenv("TMP") ? getenv("TMP") : "/tmp");
 
 	for (i = 0; i < num_children; i++) {
 		if ((pid[i] = fork()) == 0) {
diff --git a/testcases/kernel/io/ltp-aiodio/dirty.c b/testcases/kernel/io/ltp-aiodio/dirty.c
index 1cff3ec..7a28b44 100644
--- a/testcases/kernel/io/ltp-aiodio/dirty.c
+++ b/testcases/kernel/io/ltp-aiodio/dirty.c
@@ -31,17 +31,20 @@
 #include <memory.h>
 #include <stdio.h>
 #include <unistd.h>
+#include <limits.h>
 
 int main()
 {
 	int fd;
 	int i;
 	char buf[32*1024];
-	char filename[1024];
+	char filename[PATH_MAX];
 
-    printf("Starting dirty tests...\n");
+	printf("Starting dirty tests...\n");
+
+	snprintf(filename, sizeof(filename), "%s/aiodio/file.xx.%d",
+		getenv("TMP") ? getenv("TMP") : "/tmp", getpid());
 
-	sprintf(filename, "/test/aiodio/file.xx.%d", getpid());
 	fd = open(filename, O_CREAT|O_WRONLY, 0666);
 
 	memset(buf, 0xaa, sizeof(buf));
@@ -50,5 +53,5 @@ int main()
 	fsync(fd);
 	close(fd);
 	unlink(filename);
-    return 0;
+	return 0;
 }