diff --git a/test/integration/script-loader/pages/_document.js b/test/integration/script-loader/pages/_document.js
index 59d8fe75cd4c4..05c7c4392d5e8 100644
--- a/test/integration/script-loader/pages/_document.js
+++ b/test/integration/script-loader/pages/_document.js
@@ -23,6 +23,7 @@ export default class MyDocument extends Document {
         <body>
           <Main />
           <NextScript />
+          <div id="text"></div>
         </body>
       </html>
     )
diff --git a/test/integration/script-loader/pages/page3.js b/test/integration/script-loader/pages/page3.js
index 5ee81d1a30dba..15cc558c9417d 100644
--- a/test/integration/script-loader/pages/page3.js
+++ b/test/integration/script-loader/pages/page3.js
@@ -7,7 +7,7 @@ const Page = () => {
         {`(window.onload = function () {
             const newDiv = document.createElement('div')
             newDiv.id = 'onload-div'
-            document.querySelector('.container').appendChild(newDiv)
+            document.querySelector('body').appendChild(newDiv)
           })`}
       </Script>
       <Script
diff --git a/test/integration/script-loader/pages/page4.js b/test/integration/script-loader/pages/page4.js
index 5e24bdfb784f9..1c0c3d0af2bcb 100644
--- a/test/integration/script-loader/pages/page4.js
+++ b/test/integration/script-loader/pages/page4.js
@@ -30,7 +30,6 @@ const Page = () => {
           document.getElementById('text').textContent += _.repeat('c', 3)
         }}
       ></Script>
-      <div id="text"></div>
     </div>
   )
 }
