diff --git a/_includes/head.html b/_includes/head.html
index 816a803..2c8b2da 100644
--- a/_includes/head.html
+++ b/_includes/head.html
@@ -17,4 +17,13 @@
   {%- include extensions/code-highlight.html -%}
   {%- include extensions/photo-swipe.html -%}
   {%- include custom-head.html -%}
+  <!-- Google tag (gtag.js) -->
+  <script async src="https://www.googletagmanager.com/gtag/js?id=G-46VP3DPNEN"></script>
+  <script>
+    window.dataLayer = window.dataLayer || [];
+    function gtag(){dataLayer.push(arguments);}
+    gtag('js', new Date());
+
+    gtag('config', 'G-46VP3DPNEN');
+  </script>
 </head>