1 files changed, 2 insertions, 2 deletions
diff --git a/toolkit/components/thumbnails/PageThumbs.sys.mjs b/toolkit/components/thumbnails/PageThumbs.sys.mjs
index 4d103c8bd8..da7e187d85 100644
--- a/toolkit/components/thumbnails/PageThumbs.sys.mjs
+++ b/toolkit/components/thumbnails/PageThumbs.sys.mjs
@@ -262,7 +262,7 @@ export var PageThumbs = {
           aBrowser.browsingContext.currentWindowGlobal.getActor("Thumbnails");
         return thumbnailsActor
           .sendQuery("Browser:Thumbnail:CheckState")
-          .catch(err => {
+          .catch(() => {
             return false;
           });
       }
@@ -835,7 +835,7 @@ export var PageThumbsExpiration = {
     }
   },
 
-  notify: function Expiration_notify(aTimer) {
+  notify: function Expiration_notify() {
     let urls = [];
     let filtersToWaitFor = this._filters.length;