diff --git a/lib/OpenLayers/Layer/Grid.js b/lib/OpenLayers/Layer/Grid.js
index b9eaab1937..80981a1b1a 100644
--- a/lib/OpenLayers/Layer/Grid.js
+++ b/lib/OpenLayers/Layer/Grid.js
@@ -139,7 +139,7 @@ OpenLayers.Layer.Grid.prototype =
         if (bounds != null) {
             if (!this.getVisibility()) {
                 if (zoomChanged) {
-                    // HACK HACK HACK -- should be this.hideGrid() basically
+                    this.clearGrid();
                 }
             } else if (!this.grid.length || zoomChanged 
                       || !this.getGridBounds().containsBounds(bounds, true)) {