diff --git a/spec/dummy/client/app/packs/client-bundle.js b/spec/dummy/client/app/packs/client-bundle.js
index 9de15b583..98d54618a 100644
--- a/spec/dummy/client/app/packs/client-bundle.js
+++ b/spec/dummy/client/app/packs/client-bundle.js
@@ -8,15 +8,9 @@ import ReactOnRails from 'react-on-rails';
 
 import SharedReduxStore from '../stores/SharedReduxStore';
 
-import HelloTurboStream from '../startup/HelloTurboStream';
-
 ReactOnRails.setOptions({
   traceTurbolinks: true,
-  turbo: true
-});
-
-ReactOnRails.register({
-  HelloTurboStream
+  turbo: true,
 });
 
 ReactOnRails.registerStore({
diff --git a/spec/dummy/client/app/startup/HelloTurboStream.jsx b/spec/dummy/client/app/startup/HelloTurboStream.jsx
index a44646e4d..5125044f8 100644
--- a/spec/dummy/client/app/startup/HelloTurboStream.jsx
+++ b/spec/dummy/client/app/startup/HelloTurboStream.jsx
@@ -1,5 +1,5 @@
 import PropTypes from 'prop-types';
-import React from 'react';
+import React, { useState, useRef } from 'react';
 import RailsContext from '../components/RailsContext';
 
 import css from '../components/HelloWorld.module.scss';