diff --git a/index.html b/index.html
index 52f0efb..b5a726c 100644
--- a/index.html
+++ b/index.html
@@ -13,6 +13,13 @@
       ga('create', 'UA-92247838-1', 'auto');
       ga('send', 'pageview');
     </script>
+    <script async src="//pagead2.googlesyndication.com/pagead/js/adsbygoogle.js"></script>
+    <script>
+  (adsbygoogle = window.adsbygoogle || []).push({
+    google_ad_client: "ca-pub-2094934741938997",
+    enable_page_level_ads: true
+  });
+    </script>
   </head>
   <body>
     <a href="https://github.com/eric-wood/excel2latex"><img style="position: absolute; top: 0; right: 0; border: 0;" src="https://s3.amazonaws.com/github/ribbons/forkme_right_darkblue_121621.png" alt="Fork me on GitHub"></a>
