diff --git a/examples/with-google-tag-manager/lib/gtm.js b/examples/with-google-tag-manager/lib/gtm.js
index 7044f1aa8389d..299c4aa7b8d8c 100644
--- a/examples/with-google-tag-manager/lib/gtm.js
+++ b/examples/with-google-tag-manager/lib/gtm.js
@@ -1,7 +1,7 @@
 export const GTM_ID = process.env.NEXT_PUBLIC_GOOGLE_TAG_MANAGER_ID
 
 export const pageview = (url) => {
-  window.dataLayer({
+  window.dataLayer.push({
     event: 'pageview',
     page: url,
   })