diff --git a/lib/OpenLayers/Tile/BackBufferable.js b/lib/OpenLayers/Tile/BackBufferable.js
index 689d7386d5..47c3e3198c 100644
--- a/lib/OpenLayers/Tile/BackBufferable.js
+++ b/lib/OpenLayers/Tile/BackBufferable.js
@@ -62,8 +62,7 @@ OpenLayers.Tile.BackBufferable = OpenLayers.Class(OpenLayers.Tile, {
      * {Boolean} Was a tile drawn?
      */
     draw: function() {
-        var draw = OpenLayers.Tile.prototype.shouldDraw.apply(this, arguments),
-            backBufferMode = this.backBufferMode;
+        var draw = OpenLayers.Tile.prototype.shouldDraw.apply(this, arguments);
         if (draw) {
             this.updateBackBuffer();
         }