diff --git a/o2web/source/x_desktop/js/sso.js b/o2web/source/x_desktop/js/sso.js
index f73a2cd41d38518bbb0d7915290737732963d8af..660c3282a9dc9e30f9642c204a5143db9efe11c9 100644
--- a/o2web/source/x_desktop/js/sso.js
+++ b/o2web/source/x_desktop/js/sso.js
@@ -22,7 +22,7 @@ function getServiceAddress(config, callback){
                 getServiceAddressConfigArray(config, callback);
             }
         }else{
-            MWF.xDesktop.getServiceAddressConfigObject(callback, {
+            getServiceAddressConfigObject(callback, {
                 "host": window.location.hostname,
                 "port": window.location.port || 80
             });