diff --git a/lib/OpenLayers/Layer/Grid.js b/lib/OpenLayers/Layer/Grid.js
index 304920f217..0b47935bd0 100644
--- a/lib/OpenLayers/Layer/Grid.js
+++ b/lib/OpenLayers/Layer/Grid.js
@@ -653,7 +653,7 @@ OpenLayers.Layer.Grid = OpenLayers.Class(OpenLayers.Layer.HTTPRequest, {
             if (resolution === this.gridResolution) {
                 this.div.insertBefore(backBuffer, this.div.firstChild);
             } else {
-                this.map.layerContainerDiv.insertBefore(backBuffer, this.map.baseLayer.div);
+                this.map.baseLayer.div.parentNode.insertBefore(backBuffer, this.map.baseLayer.div);
             }
             this.backBuffer = backBuffer;