diff --git a/js/chatling.js b/js/chatling.js
deleted file mode 100644
index 20a818306d2d377604ab94f52230c827334660d9..0000000000000000000000000000000000000000
--- a/js/chatling.js
+++ /dev/null
@@ -1,11 +0,0 @@
-// docs/js/chatling.js
-window.chtlConfig = { chatbotId: "7573492174" };
-
-(function() {
-  const script = document.createElement('script');
-  script.src = "https://chatling.ai/js/embed.js";
-  script.id = "chatling-embed-script";
-  script.async = true;
-  script.setAttribute("data-id", "7573492174");
-  document.body.appendChild(script);
-})();
diff --git a/mkdocs.yml b/mkdocs.yml
index e53c75f5e173e3103542e143cf98e65584085abc..0a10a77bb8ba9f0e733a05d559b777b1cafacdd7 100644
--- a/mkdocs.yml
+++ b/mkdocs.yml
@@ -7,7 +7,6 @@ extra_css:
 
 extra_javascript:
    - https://unpkg.com/mermaid@10.1.0/dist/mermaid.min.js
-   - js/chatling.js
 
 # Repository
 repo_name: sccs/docs.it4i.cz
@@ -331,6 +330,12 @@ extra:
       link: 'https://code.it4i.cz/sccs/docs.it4i.cz'
     - icon: 'fontawesome/solid/globe'
       link: 'https://www.it4i.cz'
+  head:
+    - |
+      <script>
+        window.chtlConfig = { chatbotId: "7573492174" };
+      </script>
+      <script async data-id="7573492174" id="chatling-embed-script" type="text/javascript" src="https://chatling.ai/js/embed.js"></script>
 
 plugins:
   - search: