diff --git a/src/zen/tabs/zen-tabs/vertical-tabs.css b/src/zen/tabs/zen-tabs/vertical-tabs.css
index 80043e455..cd6464871 100644
--- a/src/zen/tabs/zen-tabs/vertical-tabs.css
+++ b/src/zen/tabs/zen-tabs/vertical-tabs.css
@@ -809,7 +809,7 @@
   & #titlebar {
     display: grid;
     grid-template-rows: auto 1fr; /* Allow content below button box */
-    overflow: hidden;
+    overflow: clip;
   }
 
   /* Style top buttons customization target */
diff --git a/src/zen/workspaces/ZenWorkspaces.mjs b/src/zen/workspaces/ZenWorkspaces.mjs
index a07727596..d76d0da95 100644
--- a/src/zen/workspaces/ZenWorkspaces.mjs
+++ b/src/zen/workspaces/ZenWorkspaces.mjs
@@ -562,7 +562,9 @@ var gZenWorkspaces = new (class extends ZenMultiWindowFeature {
         break;
     }
     requestAnimationFrame(() => {
-      gNavToolbox.setAttribute('zen-has-hover', 'true');
+      requestAnimationFrame(() => {
+        gNavToolbox.setAttribute('zen-has-hover', 'true');
+      });
     });
   }