diff --git a/docs/index.html b/docs/index.html
index 8d291f8e5..bad517a5f 100644
--- a/docs/index.html
+++ b/docs/index.html
@@ -23,20 +23,11 @@
     />
     <script src="//cdn.jsdelivr.net/npm/mermaid@9.1.6/dist/mermaid.min.js"></script>
     <!-- <script src="http://localhost:9000/mermaid.js"></script> -->
-    <script>
-      // prettier-ignore
-      (function (i, s, o, g, r, a, m) {
-      i['GoogleAnalyticsObject'] = r; i[r] = i[r] || function () {
-        (i[r].q = i[r].q || []).push(arguments)
-      }, i[r].l = 1 * new Date(); a = s.createElement(o),
-        m = s.getElementsByTagName(o)[0]; a.async = 1; a.src = g; m.parentNode.insertBefore(a, m)
-    })(window, document, 'script', 'https://www.google-analytics.com/analytics.js', 'ga');
-
-      ga('create', 'UA-153180559-1', 'auto');
-      if (location) {
-        ga('send', 'pageview', location.hash);
-      }
-    </script>
+    <script
+      defer
+      data-domain="mermaid-js.github.io"
+      src="https://plausible.io/js/plausible.js"
+    ></script>
     <script>
       var require = {
         paths: { vs: 'https://cdnjs.cloudflare.com/ajax/libs/monaco-editor/0.29.1/min/vs' },