diff --git a/lib/OpenLayers/Util.js b/lib/OpenLayers/Util.js
index c2f6e84e42..7b37e3761e 100644
--- a/lib/OpenLayers/Util.js
+++ b/lib/OpenLayers/Util.js
@@ -339,8 +339,8 @@ OpenLayers.Bounds.prototype = {
     * @type OpenLayers.Pixel
     */
     getCenterPixel:function() {
-        return new OpenLayers.Pixel(this.left + (this.getWidth() / 2),
-                                    this.bottom + (this.getHeight() / 2));
+        return new OpenLayers.Pixel( (this.left + this.right) / 2,
+                                     (this.bottom + this.top) / 2);
     },
 
     /**
@@ -348,8 +348,8 @@ OpenLayers.Bounds.prototype = {
     * @type OpenLayers.LonLat
     */
     getCenterLonLat:function() {
-        return new OpenLayers.LonLat(this.left + (this.getWidth() / 2),
-                                    this.bottom + (this.getHeight() / 2));
+        return new OpenLayers.LonLat( (this.left + this.right) / 2,
+                                      (this.bottom + this.top) / 2);
     },
 
     /**