diff --git a/frontend-js/src/test/js/GuiConnector-test.js b/frontend-js/src/test/js/GuiConnector-test.js
index c7cb4d26d41d8ff881cdaeeb820817223f9a4cd6..fa04c5f3f7f7bad3e7310fdf8aeb88707ee31072 100644
--- a/frontend-js/src/test/js/GuiConnector-test.js
+++ b/frontend-js/src/test/js/GuiConnector-test.js
@@ -44,14 +44,14 @@ describe('GuiConnector', function () {
     it('SecurityError when logged in', function () {
       var connector = new (GuiConnector.constructor)();
       ServerConnector.getSessionData().setLogin("testUser");
-      var message = connector.getErrorMessageForError(new SecurityError());
+      var message = connector.getErrorMessageForError(new SecurityError()).message;
       assert.ok(message.indexOf("ask your administrator") >= 0);
       connector.destroy();
     });
     it('SecurityError when not logged in', function () {
       var connector = new (GuiConnector.constructor)();
       ServerConnector.getSessionData().setLogin("anonymous");
-      var message = connector.getErrorMessageForError(new SecurityError());
+      var message = connector.getErrorMessageForError(new SecurityError()).message;
       assert.ok(message.indexOf("to access this resource") >= 0);
       connector.destroy();
     });