diff --git a/examples/zkapps/04-zkapp-browser-ui/ui/src/pages/index.page.tsx b/examples/zkapps/04-zkapp-browser-ui/ui/src/pages/index.page.tsx
index 3e34eb243..bd574e4ad 100644
--- a/examples/zkapps/04-zkapp-browser-ui/ui/src/pages/index.page.tsx
+++ b/examples/zkapps/04-zkapp-browser-ui/ui/src/pages/index.page.tsx
@@ -28,7 +28,7 @@ export default function Home() {
 
   useEffect(() => {
 
-    async function setup() {
+    const setup = async () => {
       try {
         if (!state.hasBeenSetup) {
           setDisplayText('Loading web worker...');