diff --git a/frontend/src/metabase/nav/containers/Navbar.jsx b/frontend/src/metabase/nav/containers/Navbar.jsx
index 6805d165e6a3677ff79007596b633d949ef4ce6d..782e500a163257f313218492a105c00052da4068 100644
--- a/frontend/src/metabase/nav/containers/Navbar.jsx
+++ b/frontend/src/metabase/nav/containers/Navbar.jsx
@@ -236,7 +236,7 @@ export default class Navbar extends Component {
   renderMainNav() {
     return (
       <Flex
-        className="relative bg-brand text-white z4"
+        className="relative bg-brand text-white z3"
         align="center"
         py={1}
         pr={2}