1 files changed, 1 insertions, 1 deletions
diff --git a/browser/components/extensions/test/browser/browser_ext_tabs_hide.js b/browser/components/extensions/test/browser/browser_ext_tabs_hide.js
index 89c50db692..cb7373451d 100644
--- a/browser/components/extensions/test/browser/browser_ext_tabs_hide.js
+++ b/browser/components/extensions/test/browser/browser_ext_tabs_hide.js
@@ -148,7 +148,7 @@ add_task(function test_doorhanger_disable() {
 
 add_task(async function test_tabs_showhide() {
   async function background() {
-    browser.test.onMessage.addListener(async (msg, data) => {
+    browser.test.onMessage.addListener(async msg => {
       switch (msg) {
         case "hideall": {
           let tabs = await browser.tabs.query({ hidden: false });