diff --git a/src/layouts/BaseLayout.astro b/src/layouts/BaseLayout.astro
index 3220ed4..4b00683 100644
--- a/src/layouts/BaseLayout.astro
+++ b/src/layouts/BaseLayout.astro
@@ -23,6 +23,10 @@ const hasToc = toc ?? false;
     <meta name="viewport" content="width=device-width, initial-scale=1.0" />
     <title>{title && `${title} - `}Michael Zhang</title>
     <slot name="head" />
+    <script
+      data-goatcounter="https://goatcounter.mzhang.io/count"
+      async
+      src="//goatcounter.mzhang.io/count.js"></script>
   </head>
 
   <body>
