diff --git a/docs/index.html b/docs/index.html
index 45a6b59..380ce0d 100644
--- a/docs/index.html
+++ b/docs/index.html
@@ -27,4 +27,11 @@
     navigator.serviceWorker.register('sw.js')
   }
 </script>
+<script async src="//pagead2.googlesyndication.com/pagead/js/adsbygoogle.js"></script>
+<script>
+  (adsbygoogle = window.adsbygoogle || []).push({
+    google_ad_client: "ca-pub-5159844745975514",
+    enable_page_level_ads: true
+  });
+</script>
 </html>