1 files changed, 1 insertions, 0 deletions
diff --git a/testing/web-platform/tests/speculation-rules/prerender/resources/utils.js b/testing/web-platform/tests/speculation-rules/prerender/resources/utils.js
index 940edcc0ca..bc1bc5911e 100644
--- a/testing/web-platform/tests/speculation-rules/prerender/resources/utils.js
+++ b/testing/web-platform/tests/speculation-rules/prerender/resources/utils.js
@@ -15,6 +15,7 @@ function startPrerendering(url, rule_extras = {}) {
   script.text = JSON.stringify(
       {prerender: [{source: 'list', urls: [url], ...rule_extras}]});
   document.head.appendChild(script);
+  return script;
 }
 
 class PrerenderChannel extends EventTarget {