diff --git a/chrome/show_window_title_in_menubar.css b/chrome/show_window_title_in_menubar.css
index 2c6a8e6..a750873 100644
--- a/chrome/show_window_title_in_menubar.css
+++ b/chrome/show_window_title_in_menubar.css
@@ -18,7 +18,7 @@ See the above repository for updates as well as full license text. */
     display: -moz-inline-box;
     padding-top: 1px;
     max-width: 50vw;
-    overflow-x: -moz-hidden-unscrollable;
+    overflow-x: hidden;
     text-overflow: ellipsis;
   }
 }
\ No newline at end of file