diff --git a/views/ngXosViews/diagnostic/src/js/serviceTopologyHelper.js b/views/ngXosViews/diagnostic/src/js/serviceTopologyHelper.js
index d47bf24..1d53d72 100644
--- a/views/ngXosViews/diagnostic/src/js/serviceTopologyHelper.js
+++ b/views/ngXosViews/diagnostic/src/js/serviceTopologyHelper.js
@@ -1,7 +1,7 @@
 (function () {
   'use strict';
 
-  angular.module('xos.serviceTopology')
+  angular.module('xos.diagnostic')
   .service('ServiceTopologyHelper', function($rootScope, $window, $log, lodash, ServiceRelation, serviceTopologyConfig, d3){
 
     // NOTE not used anymore