1 files changed, 1 insertions, 1 deletions
diff --git a/toolkit/components/places/tests/browser/browser_visituri_privatebrowsing_perwindowpb.js b/toolkit/components/places/tests/browser/browser_visituri_privatebrowsing_perwindowpb.js
index 746611d2ad..2d170115f6 100644
--- a/toolkit/components/places/tests/browser/browser_visituri_privatebrowsing_perwindowpb.js
+++ b/toolkit/components/places/tests/browser/browser_visituri_privatebrowsing_perwindowpb.js
@@ -13,7 +13,7 @@ var visitSavedPromise;
 add_setup(async function () {
   visitSavedPromise = new Promise(resolve => {
     observer = {
-      observe(subject, topic, data) {
+      observe(subject, topic) {
         // The uri-visit-saved topic should only work when on normal mode.
         if (topic == "uri-visit-saved") {
           Services.obs.removeObserver(observer, "uri-visit-saved");