diff --git a/docs/index.html b/docs/index.html
index 9681fc2..ab11dc7 100644
--- a/docs/index.html
+++ b/docs/index.html
@@ -12,6 +12,15 @@
   <meta itemprop="image" content="https://cdn.yimian.xyz/img/logo/logo_digitalclock.png">
   <meta name="description" itemprop="description" content="帮助同学们快速完成EEE116数字时钟的代码开发(●'◡'●)">
   
+  <!-- Google Analytics -->
+<script async src="https://www.googletagmanager.com/gtag/js?id=UA-138058026-2"></script>
+<script>
+  window.dataLayer = window.dataLayer || [];
+  function gtag(){dataLayer.push(arguments);}
+  gtag('js', new Date());
+  gtag('config', 'UA-138058026-2');
+</script>
+  
   <link href="./vue.css" rel="stylesheet">
   </head>
 <body>
