diff --git a/js/testing/test-put-async.html b/js/testing/test-put-async.html
index cece056..57bc8a4 100644
--- a/js/testing/test-put-async.html
+++ b/js/testing/test-put-async.html
@@ -8,7 +8,7 @@
 <head>
 	<title>NDN Put via WebSocket</title>
 	
-	<script type="text/javascript" src="../Helper.js"></script>	
+	<script type="text/javascript" src="../tools/build/ndn-js.js"></script>	
 	
 	<script type="text/javascript">
 		var ndn = new NDN();