diff --git a/config.yaml b/config.yaml
index 9052fda..cfbeaee 100644
--- a/config.yaml
+++ b/config.yaml
@@ -209,7 +209,7 @@ menu:
         
         - identifier: mail
           name: 电邮
-          url: mailto:i@taurusxin.com
+          url: mailto:i@mail.taurusxin.com
           params:
             icon: mail
         
diff --git a/content/page/about.md b/content/page/about.md
index 4c75a64..1c256ba 100644
--- a/content/page/about.md
+++ b/content/page/about.md
@@ -46,7 +46,7 @@ menu:
 
 ### 邮箱
 
-- [域名邮箱](mailto:i@taurusxin.com)
+- [域名邮箱](mailto:i@mail.taurusxin.com)
 - [Outlook](mailto:taurusxin@outlook.com)
 
 ### IM
diff --git a/layouts/partials/head/custom.html b/layouts/partials/head/custom.html
index 3c868e1..1d289ed 100644
--- a/layouts/partials/head/custom.html
+++ b/layouts/partials/head/custom.html
@@ -9,4 +9,14 @@
 <meta name="theme-color" content="#ffffff">
 
 <!-- Cookie consent script -->
-<script src="https://cdn.jsdelivr.net/gh/sprucejoy/cookie-consent-autoblock-gdpr/cookie-consent.js" crossorigin="anonymous"></script> 
\ No newline at end of file
+<script src="https://cdn.jsdelivr.net/gh/sprucejoy/cookie-consent-autoblock-gdpr/cookie-consent.js" crossorigin="anonymous"></script>
+
+<!-- Google tag (gtag.js) -->
+<script async src="https://www.googletagmanager.com/gtag/js?id=G-KN4M42XST7"></script>
+<script>
+  window.dataLayer = window.dataLayer || [];
+  function gtag(){dataLayer.push(arguments);}
+  gtag('js', new Date());
+
+  gtag('config', 'G-KN4M42XST7');
+</script>
\ No newline at end of file
diff --git a/themes/hugo-theme-stack b/themes/hugo-theme-stack
index 414a991..73437f2 160000
--- a/themes/hugo-theme-stack
+++ b/themes/hugo-theme-stack
@@ -1 +1 @@
-Subproject commit 414a9915e57e6d67b2d0563877cb675ff21614c7
+Subproject commit 73437f24eab862e71f087d6835a543882ce99296