Update 2021-06-09-new.md

Author: antobinary

_posts/2.5/2021-06-09-new.md

@@ -141,7 +141,9 @@ Under the hood, BigBlueButton 2.5 installs on Ubuntu 20.04 64-bit, and the follo
 - Note that BigBlueButton 2.5 is the first iteration running on Ubuntu 20.04
 
 For full details on what is new in BigBlueButton 2.5, see the release notes. Recent releases:
-- [alpha-5](https://github.com/bigbluebutton/bigbluebutton/releases/tag/v2.5.0-alpha.5)
+- [beta.1](https://github.com/bigbluebutton/bigbluebutton/releases/tag/v2.5.0-beta.1
+- [alpha.6](https://github.com/bigbluebutton/bigbluebutton/releases/tag/v2.5.0-alpha.6)
+- [alpha.5](https://github.com/bigbluebutton/bigbluebutton/releases/tag/v2.5.0-alpha.5)
 - [alpha-4](https://github.com/bigbluebutton/bigbluebutton/releases/tag/v2.5-alpha-4)
 - [alpha-3](https://github.com/bigbluebutton/bigbluebutton/releases/tag/v2.5-alpha-3)
 - [alpha-2](https://github.com/bigbluebutton/bigbluebutton/releases/tag/v2.5-alpha-2)