1 files changed, 2 insertions, 2 deletions
diff --git a/actionpack/lib/action_view/helpers/javascripts/prototype.js b/actionpack/lib/action_view/helpers/javascripts/prototype.js
index 775ea76804..eefb6e82b8 100644
--- a/actionpack/lib/action_view/helpers/javascripts/prototype.js
+++ b/actionpack/lib/action_view/helpers/javascripts/prototype.js
@@ -32,8 +32,8 @@ Object.extend = function(destination, source) {
   return destination;
 }
 
-Object.prototype.extend = function() {
-  return Object.extend.apply(this, arguments);
+Object.prototype.extend = function(object) {
+  return Object.extend.apply(this, [this, object]);
 }
 
 Function.prototype.bind = function(object) {