diff --git a/examples/with-google-tag-manager/pages/_app.js b/examples/with-google-tag-manager/pages/_app.js
index 3d030fe21ee8..5481c3d3c97a 100644
--- a/examples/with-google-tag-manager/pages/_app.js
+++ b/examples/with-google-tag-manager/pages/_app.js
@@ -16,6 +16,7 @@ function MyApp({ Component, pageProps }) {
     <>
       {/* Google Tag Manager - Global base code */}
       <Script
+        id="gtag-base"
         strategy="afterInteractive"
         dangerouslySetInnerHTML={{
           __html: `