diff --git a/index.html b/index.html
index 3a7291d..529f4c1 100644
--- a/index.html
+++ b/index.html
@@ -9,6 +9,11 @@
     <link rel="icon" type="image/png" sizes="16x16" href="/favicon-16x16.png" />
     <link rel="manifest" href="/site.webmanifest" />
     <link rel="stylesheet" href="css/style.css" />
+    <script
+      defer
+      data-domain="fretboard.nauen-it.de"
+      src="https://plausible.nauen-it.de/js/script.js"
+    ></script>
   </head>
   <body>
     <h1>Fretboard Trainer</h1>
