diff --git a/docs/index.html b/docs/index.html
index bf8c82d6..04d3b506 100644
--- a/docs/index.html
+++ b/docs/index.html
@@ -31,6 +31,17 @@
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   })(window,document,'script','dataLayer','GTM-K8MXX5F');</script>
   <!-- End Google Tag Manager -->
+
+  <script>
+    (function(h,o,t,j,a,r){
+      h.hj=h.hj||function(){(h.hj.q=h.hj.q||[]).push(arguments)};
+      h._hjSettings={hjid:1658218,hjsv:6};
+      a=o.getElementsByTagName('head')[0];
+      r=o.createElement('script');r.async=1;
+      r.src=t+h._hjSettings.hjid+j+h._hjSettings.hjsv;
+      a.appendChild(r);
+    })(window,document,'https://static.hotjar.com/c/hotjar-','.js?sv=');
+  </script>
 </head>
 <body>
   <!-- Google Tag Manager (noscript) -->
