1 files changed, 2 insertions, 2 deletions
diff --git a/docshell/test/navigation/test_bug1699721.html b/docshell/test/navigation/test_bug1699721.html
index c6ae8e88d3..92642ac886 100644
--- a/docshell/test/navigation/test_bug1699721.html
+++ b/docshell/test/navigation/test_bug1699721.html
@@ -52,7 +52,7 @@
 
     info("wait for message from popup");
     let messagePromise = new Promise(resolve => {
-      addEventListener("message", evt => {
+      addEventListener("message", () => {
         resolve();
       }, { once: true });
     });
@@ -93,7 +93,7 @@
     });
 
     let messagePromise2 = new Promise(resolve => {
-      addEventListener("message", evt => {
+      addEventListener("message", () => {
         resolve();
       }, { once: true });
     });