diff --git a/audio_levels.js b/audio_levels.js
index 5db737793..041a4afd4 100644
--- a/audio_levels.js
+++ b/audio_levels.js
@@ -85,6 +85,9 @@ var AudioLevels = (function(my) {
         drawContext.drawImage(canvasCache, 0, 0);
 
         if(resourceJid === AudioLevels.LOCAL_LEVEL) {
+            if(!connection.emuc.myroomjid) {
+                return;
+            }
             resourceJid = Strophe.getResourceFromJid(connection.emuc.myroomjid);
         }
 
diff --git a/index.html b/index.html
index b08db0c19..955d910b2 100644
--- a/index.html
+++ b/index.html
@@ -54,7 +54,7 @@
     <script src="toolbar.js?v=6"></script><!-- toolbar ui -->
     <script src="toolbar_toggler.js?v=2"></script>
     <script src="canvas_util.js?v=1"></script><!-- canvas drawing utils -->
-    <script src="audio_levels.js?v=3"></script><!-- audio levels plugin -->
+    <script src="audio_levels.js?v=4"></script><!-- audio levels plugin -->
     <script src="media_stream.js?v=2"></script><!-- media stream -->
     <script src="bottom_toolbar.js?v=6"></script><!-- media stream -->
     <script src="moderator.js?v=2"></script><!-- media stream -->