diff --git a/tests/frontend/helper.js b/tests/frontend/helper.js
index 64317c2b2..8f79ab921 100644
--- a/tests/frontend/helper.js
+++ b/tests/frontend/helper.js
@@ -1,7 +1,7 @@
 var helper = {};
 
 (function(){
-  var $iframeContainer, $iframe, jsLibraries = {};  
+  var $iframeContainer, $iframe, jsLibraries = {};
 
   helper.init = function(cb){
     $iframeContainer = $("#iframe-container");