diff --git a/group/clientlib.js b/group/clientlib.js
index 44d738d8f3734..9b0c41f4d634c 100644
--- a/group/clientlib.js
+++ b/group/clientlib.js
@@ -183,7 +183,7 @@ var createLoaderImg = function (elClass, parentId, wwwRoot) {
     }
     var loadingImg = document.createElement("img");
 
-    loadingImg.setAttribute("src", M.util.image_url('moodle', '/i/ajaxloader'));
+    loadingImg.setAttribute("src", M.util.image_url('/i/ajaxloader', 'moodle'));
     loadingImg.setAttribute("class", elClass);
     loadingImg.setAttribute("alt", "Loading");
     loadingImg.setAttribute("id", "loaderImg");