diff --git a/assets/javascripts/wizard/initializers/custom.js.es6 b/assets/javascripts/wizard/initializers/custom.js.es6
index 7e9d2b69..1b50bde1 100644
--- a/assets/javascripts/wizard/initializers/custom.js.es6
+++ b/assets/javascripts/wizard/initializers/custom.js.es6
@@ -1,4 +1,5 @@
 import { default as computed } from 'ember-addons/ember-computed-decorators';
+import Singleton from "discourse/mixins/singleton";
 
 export default {
   name: 'custom-routes',
@@ -17,7 +18,7 @@ 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({