diff --git a/lib/OpenLayers/Tile/Image.js b/lib/OpenLayers/Tile/Image.js
index fd606919cc..c5f95d5421 100644
--- a/lib/OpenLayers/Tile/Image.js
+++ b/lib/OpenLayers/Tile/Image.js
@@ -122,6 +122,7 @@ OpenLayers.Tile.Image = OpenLayers.Class(OpenLayers.Tile, {
                 this.imgDiv.map = null;
             }
             this.imgDiv.urls = null;
+            this.imgDiv.src = null;
         }
         this.imgDiv = null;
         if ((this.frame != null) && (this.frame.parentNode == this.layer.div)) {