   ###
   addVideoActiveParticipant: (nickname) ->
 
-    pushToCollection @state.videoParticipants, nickname, =>
-      @emitChange()
+    pushToCollection @state.videoParticipants, nickname, @bound 'emitChange'
 
 
   ###*

  ###
  removeVideoActiveParticipant: (nickname) ->

    removeFromCollection @state.videoParticipants, nickname, =>
      @emitChange()


  ###*

  ###
  addVideoConnectedParticipant: (nickname) ->

    pushToCollection @state.connectedParticipants, nickname, @bound 'emitChange'


  ###*
