diff --git a/lib/OpenLayers/Control/MouseToolbar.js b/lib/OpenLayers/Control/MouseToolbar.js
index c832cd07b0..7c8dd6042c 100644
--- a/lib/OpenLayers/Control/MouseToolbar.js
+++ b/lib/OpenLayers/Control/MouseToolbar.js
@@ -89,7 +89,7 @@ OpenLayers.Control.MouseToolbar.prototype =
         this.switchModeTo("pan");
         this.performedDrag = false;
         var newCenter = this.map.getLonLatFromViewPortPx( evt.xy ); 
-        this.map.setCenter(newCenter, this.map.zoom + 2);
+        this.map.setCenter(newCenter, this.map.zoom + 1);
         Event.stop(evt);
         return false;
     },