diff --git a/lib/OpenLayers/Tween.js b/lib/OpenLayers/Tween.js
index 298976a0e3..1c09703db0 100644
--- a/lib/OpenLayers/Tween.js
+++ b/lib/OpenLayers/Tween.js
@@ -110,7 +110,7 @@ OpenLayers.Tween = OpenLayers.Class({
      */
     stop: function() {
         if (!this.playing) {
-            return
+            return;
         }
         
         if (this.callbacks && this.callbacks.done) {