1 files changed, 1 insertions, 1 deletions
diff --git a/toolkit/components/extensions/test/mochitest/test_ext_redirect_jar.html b/toolkit/components/extensions/test/mochitest/test_ext_redirect_jar.html
index 18ff14a6de..c21b18de95 100644
--- a/toolkit/components/extensions/test/mochitest/test_ext_redirect_jar.html
+++ b/toolkit/components/extensions/test/mochitest/test_ext_redirect_jar.html
@@ -46,7 +46,7 @@ function getExtension() {
     },
     background: async () => {
       let redirectUrl = browser.runtime.getURL("finished.html");
-      browser.webRequest.onBeforeRequest.addListener(details => {
+      browser.webRequest.onBeforeRequest.addListener(() => {
         return {redirectUrl};
       }, {urls: ["*://*/intercept*"]}, ["blocking"]);