diff --git a/lib/OpenLayers/Control.js b/lib/OpenLayers/Control.js
index 916e9dab17..d03d185046 100644
--- a/lib/OpenLayers/Control.js
+++ b/lib/OpenLayers/Control.js
@@ -227,6 +227,7 @@ OpenLayers.Control = OpenLayers.Class({
             this.map.removeControl(this);
             this.map = null;
         }
+        this.div = null;
     },
 
     /**