diff --git a/tests/helpers/module-for-acceptance.js b/tests/helpers/module-for-acceptance.js
index <HASH>..<HASH> 100644
--- a/tests/helpers/module-for-acceptance.js
+++ b/tests/helpers/module-for-acceptance.js
@@ -1,3 +1,4 @@
+import Ember from 'ember';
 import { module } from 'qunit';
 import startApp from '../helpers/start-app';
 import destroyApp from '../helpers/destroy-app';
@@ -18,6 +19,8 @@ export default function(name, options = {}) {
       if (options.afterEach) {
         options.afterEach.apply(this, arguments);
       }
+
+      Ember.Test.adapter = null;
     }
   });
 }
Ensure Ember.Test.adapter is removed after acceptance tests.