diff --git a/lib/OpenLayers/BaseTypes/Bounds.js b/lib/OpenLayers/BaseTypes/Bounds.js
index 1e1e3715f0..33001d8d3b 100644
--- a/lib/OpenLayers/BaseTypes/Bounds.js
+++ b/lib/OpenLayers/BaseTypes/Bounds.js
@@ -357,7 +357,6 @@ OpenLayers.Bounds = OpenLayers.Class({
     extend:function(object) {
         var bounds = null;
         if (object) {
-            // clear cached center location
             switch(object.CLASS_NAME) {
                 case "OpenLayers.LonLat":    
                     bounds = new OpenLayers.Bounds(object.lon, object.lat,
@@ -374,7 +373,9 @@ OpenLayers.Bounds = OpenLayers.Class({
             }
     
             if (bounds) {
+                // clear cached center location
                 this.centerLonLat = null;
+
                 if ( (this.left == null) || (bounds.left < this.left)) {
                     this.left = bounds.left;
                 }