diff --git a/bigbluebutton-config/bigbluebutton-release b/bigbluebutton-config/bigbluebutton-release
index 55dc430c5deabe0b53088d69703ce5f93d466b07..e81a42b086c6e476695ae037ec959c2b37304871 100644
--- a/bigbluebutton-config/bigbluebutton-release
+++ b/bigbluebutton-config/bigbluebutton-release
@@ -1 +1 @@
-BIGBLUEBUTTON_RELEASE=2.2.0-beta8
+BIGBLUEBUTTON_RELEASE=2.2.0-beta9
diff --git a/bigbluebutton-html5/public/resources/sounds/ScreenshareOff.mp3 b/bigbluebutton-html5/public/resources/sounds/ScreenshareOff.mp3
index 9a64f01329ee0d8c92b7b16f331f7a3aecd46b68..06b5636a4c19925fa1a76c5f5e4a8597c62de993 100644
Binary files a/bigbluebutton-html5/public/resources/sounds/ScreenshareOff.mp3 and b/bigbluebutton-html5/public/resources/sounds/ScreenshareOff.mp3 differ