diff --git a/_includes/custom-head.html b/_includes/custom-head.html
deleted file mode 100644
index 8559a67..0000000
--- a/_includes/custom-head.html
+++ /dev/null
@@ -1,6 +0,0 @@
-{% comment %}
-  Placeholder to allow defining custom head, in principle, you can add anything here, e.g. favicons:
-
-  1. Head over to https://realfavicongenerator.net/ to add your own favicons.
-  2. Customize default _includes/custom-head.html in your source directory and insert the given code snippet.
-{% endcomment %}
diff --git a/_includes/head.html b/_includes/head.html
index c1a642c..f8202a0 100644
--- a/_includes/head.html
+++ b/_includes/head.html
@@ -43,5 +43,8 @@
   <script src="/assets/js/typed.umd.js"></script>
   <script src="/assets/js/lazysizes.min.js" async></script>
   
-  {%- include custom-head.html -%}
+  <script>
+      !function(t,e){var o,n,p,r;e.__SV||(window.posthog=e,e._i=[],e.init=function(i,s,a){function g(t,e){var o=e.split(".");2==o.length&&(t=t[o[0]],e=o[1]),t[e]=function(){t.push([e].concat(Array.prototype.slice.call(arguments,0)))}}(p=t.createElement("script")).type="text/javascript",p.async=!0,p.src=s.api_host+"/static/array.js",(r=t.getElementsByTagName("script")[0]).parentNode.insertBefore(p,r);var u=e;for(void 0!==a?u=e[a]=[]:a="posthog",u.people=u.people||[],u.toString=function(t){var e="posthog";return"posthog"!==a&&(e+="."+a),t||(e+=" (stub)"),e},u.people.toString=function(){return u.toString(1)+".people (stub)"},o="capture identify alias people.set people.set_once set_config register register_once unregister opt_out_capturing has_opted_out_capturing opt_in_capturing reset isFeatureEnabled onFeatureFlags getFeatureFlag getFeatureFlagPayload reloadFeatureFlags group updateEarlyAccessFeatureEnrollment getEarlyAccessFeatures getActiveMatchingSurveys getSurveys onSessionId".split(" "),n=0;n<o.length;n++)g(u,o[n]);e._i.push([i,s,a])},e.__SV=1)}(document,window.posthog||[]);
+      posthog.init('phc_1rfsO5qtiCMuFgIbDZLY7fOHdALyVm0NAf5PVU1b4dg',{api_host:'https://app.posthog.com'})
+  </script>
 </head>