diff --git a/client/package.json b/client/package.json
index 8ed2362b..4de249e2 100644
--- a/client/package.json
+++ b/client/package.json
@@ -92,7 +92,7 @@
     "tracked-maps-and-sets": "^2.1.0"
   },
   "engines": {
-    "node": "10.* || >= ^16.*"
+    "node": "^10.* ||^14.* || ^16.*"
   },
   "ember": {
     "edition": "octane"
diff --git a/client/tests/index.html b/client/tests/index.html
index 464784d1..98f639af 100644
--- a/client/tests/index.html
+++ b/client/tests/index.html
@@ -21,6 +21,13 @@
     {{content-for "body"}}
     {{content-for "test-body"}}
 
+    <div id="qunit"></div>
+    <div id="qunit-fixture">
+      <div id="ember-testing-container">
+        <div id="ember-testing"></div>
+      </div>
+    </div>
+
     <script type="text/javascript">
       function setGetParam(key, value) {
         if (history.pushState) {
diff --git a/client/tests/test-helper.js b/client/tests/test-helper.js
index f3032a18..8ba0a53c 100644
--- a/client/tests/test-helper.js
+++ b/client/tests/test-helper.js
@@ -1,7 +1,11 @@
 import { setApplication } from '@ember/test-helpers';
+import * as QUnit from 'qunit';
+import { setup } from 'qunit-dom';
 import { start } from 'ember-qunit';
+import config from 'client/config/environment';
 import Application from '../app';
-import config from '../config/environment';
+
+setup(QUnit.assert);
 
 setApplication(Application.create(config.APP));