diff --git a/templates/webapps/galaxy/galaxy.masthead.mako b/templates/webapps/galaxy/galaxy.masthead.mako
index f0fdd39c1bc..ad7437be27b 100644
--- a/templates/webapps/galaxy/galaxy.masthead.mako
+++ b/templates/webapps/galaxy/galaxy.masthead.mako
@@ -71,8 +71,8 @@
 
             $(function() {
                 if (!Galaxy.masthead) {
-                    Galaxy.masthead = new Masthead.View(${ h.dumps( masthead_config ) });
-                    Galaxy.modal = new Modal.View();
+                    Galaxy.masthead = new Masthead.default.View((${ h.dumps( masthead_config ) }));
+                    Galaxy.modal = new Modal.default.View();
                     $('#masthead').replaceWith( Galaxy.masthead.render().$el );
                 }
             });