diff --git a/src/editor-component.coffee b/src/editor-component.coffee
index 8e0aab735..ffa585d26 100644
--- a/src/editor-component.coffee
+++ b/src/editor-component.coffee
@@ -226,6 +226,8 @@ EditorComponent = React.createClass
     @performedInitialMeasurement = true
 
   requestUpdate: ->
+    return unless @isMounted()
+
     if @updatesPaused
       @updateRequestedWhilePaused = true
       return