diff --git a/assets/javascripts/wizard-custom.js b/assets/javascripts/wizard-custom.js
index 0f75892b..2cb807e5 100644
--- a/assets/javascripts/wizard-custom.js
+++ b/assets/javascripts/wizard-custom.js
@@ -11,6 +11,7 @@
 //= require discourse/lib/page-visible
 //= require discourse/lib/logout
 //= require discourse/lib/render-tag
+//= require discourse/lib/notification-levels 
 
 //= require markdown-it-bundle
 //= require pretty-text/engines/discourse-markdown-it
diff --git a/assets/javascripts/wizard/initializers/custom.js.es6 b/assets/javascripts/wizard/initializers/custom.js.es6
index 1b50bde1..7e9d2b69 100644
--- a/assets/javascripts/wizard/initializers/custom.js.es6
+++ b/assets/javascripts/wizard/initializers/custom.js.es6
@@ -1,5 +1,4 @@
 import { default as computed } from 'ember-addons/ember-computed-decorators';
-import Singleton from "discourse/mixins/singleton";
 
 export default {
   name: 'custom-routes',
@@ -18,7 +17,7 @@ export default {
     const FieldModel = requirejs('wizard/models/wizard-field').default;
     const autocomplete = requirejs('discourse/lib/autocomplete').default;
     const cook = requirejs('discourse/plugins/discourse-custom-wizard/wizard/lib/text-lite').cook;
-    //const Singleton = requirejs("discourse/mixins/singleton").default;
+    const Singleton = requirejs("discourse/mixins/singleton").default;
     const WizardFieldDropdown = requirejs('wizard/components/wizard-field-dropdown').default;
 
     WizardFieldDropdown.reopen({