diff --git a/src/angular-bootstrap.js b/src/angular-bootstrap.js
index 59a6f7ff066c..9c95a158e273 100644
--- a/src/angular-bootstrap.js
+++ b/src/angular-bootstrap.js
@@ -76,7 +76,7 @@
 
     // load the js scripts
     for (i in Array.prototype.slice.call(arguments, 0)) {
-      file = arguments[i];
+      var file = arguments[i];
       document.write('<script type="text/javascript" src="' + serverPath + file + '" ' +
                              'onload="angularClobberTest(\'' + file + '\')"></script>');
     }