diff --git a/app/services/modal-dialog.js b/app/services/modal-dialog.js
index 5679ef58..54b13076 100644
--- a/app/services/modal-dialog.js
+++ b/app/services/modal-dialog.js
@@ -1,7 +1,8 @@
-import { computed } from '@ember/object';
-import Service from '@ember/service';
+import Ember from 'ember';
 import ENV from '../config/environment';
 
+const { computed, Service } = Ember;
+
 function computedFromConfig(prop) {
   return computed(function(){
     return ENV['ember-modal-dialog'] && ENV['ember-modal-dialog'][prop];