diff --git a/lib/OpenLayers/Util.js b/lib/OpenLayers/Util.js
index 491448c9c9..15952ca7d1 100644
--- a/lib/OpenLayers/Util.js
+++ b/lib/OpenLayers/Util.js
@@ -71,7 +71,7 @@ OpenLayers.Util.isElement = function(o) {
  * {Boolean} true if the object is an array.
  */
 OpenLayers.Util.isArray = function(a) {
-	return (Object.prototype.toString.call(a) === '[object Array]');
+    return (Object.prototype.toString.call(a) === '[object Array]');
 };
 
 /**