diff --git a/bigbluebutton-client/src/org/bigbluebutton/modules/chat/views/ChatBox.mxml b/bigbluebutton-client/src/org/bigbluebutton/modules/chat/views/ChatBox.mxml
index 963df48849a2b3c4b71be87721afe17dd1b6451d..20a7d04a87d973226ccbfee5ef0f774a9625f2c1 100755
--- a/bigbluebutton-client/src/org/bigbluebutton/modules/chat/views/ChatBox.mxml
+++ b/bigbluebutton-client/src/org/bigbluebutton/modules/chat/views/ChatBox.mxml
@@ -22,9 +22,8 @@
 
 <mx:VBox xmlns:mx="http://www.adobe.com/2006/mxml" 
 	xmlns:mate="http://mate.asfusion.com/"
-	click="setMessageRead()" 
-	creationComplete="onCreationComplete()"
-	>
+	click="setMessageRead()" verticalScrollPolicy="off"
+	creationComplete="onCreationComplete()">
 	
 	<mate:Listener type="{ChatOptionsEvent.CHANGE_FONT_SIZE}" method="changeFontSize" />
 	<mate:Listener type="{ShortcutEvent.ADVANCE_MESSAGE}" method="advanceMessage" />