diff --git a/dist/index.html b/dist/index.html
index 808fa2a..f13ca8e 100644
--- a/dist/index.html
+++ b/dist/index.html
@@ -7,6 +7,15 @@
     <title>Danbooru Viewer</title>
     <script type="module" src="https://unpkg.com/ionicons@7.1.0/dist/ionicons/ionicons.esm.js"></script>
     <script nomodule src="https://unpkg.com/ionicons@7.1.0/dist/ionicons/ionicons.js"></script>
+    <!-- Google tag (gtag.js) -->
+    <script async src="https://www.googletagmanager.com/gtag/js?id=G-59HBGP98WR"></script>
+    <script>
+      window.dataLayer = window.dataLayer || [];
+      function gtag(){dataLayer.push(arguments);}
+      gtag('js', new Date());
+
+      gtag('config', 'G-59HBGP98WR');
+    </script>
     <script type="module" crossorigin src="/assets/index-8i15BK3r.js"></script>
     <link rel="stylesheet" crossorigin href="/assets/index-C3nfTvuP.css">
   </head>
diff --git a/index.html b/index.html
index e06ca77..b39010e 100644
--- a/index.html
+++ b/index.html
@@ -8,6 +8,15 @@
     <link rel="stylesheet" href="/index.scss">
     <script type="module" src="https://unpkg.com/ionicons@7.1.0/dist/ionicons/ionicons.esm.js"></script>
     <script nomodule src="https://unpkg.com/ionicons@7.1.0/dist/ionicons/ionicons.js"></script>
+    <!-- Google tag (gtag.js) -->
+    <script async src="https://www.googletagmanager.com/gtag/js?id=G-59HBGP98WR"></script>
+    <script>
+      window.dataLayer = window.dataLayer || [];
+      function gtag(){dataLayer.push(arguments);}
+      gtag('js', new Date());
+
+      gtag('config', 'G-59HBGP98WR');
+    </script>
   </head>
   <body>
     <script type="module" src="/src/main.ts"></script>
