# juju-core 1.21.1 A new proposed stable release of Juju, juju-core 1.21.1, is now available. This release may replace 1.20.14 on Thursday January 29 after a period of evaluation.
## Getting Juju juju-core 1.21.1 is available for utopic and backported to earlier series in the following PPA: https://launchpad.net/~juju/+archive/proposed The proposed packages in this archive use the proposed simple-streams. You must configure the 'agent-stream' option in your environments.yaml to use the matching juju agents. agent-stream: proposed ## Notable Changes This releases addresses stability and performance issues. ## Resolved issues * Osx versionpanic: osversion reported an error: unknown series Lp 1414800 Finally We encourage everyone to subscribe the mailing list at juju-...@lists.canonical.com, or join us on #juju-dev on freenode. -- Curtis Hovey Canonical Cloud Development and Operations http://launchpad.net/~sinzui -- Juju mailing list Juju@lists.ubuntu.com Modify settings or unsubscribe at: https://lists.ubuntu.com/mailman/listinfo/juju