diff --git a/source/jabber/index.html.slim b/source/jabber/index.html.slim
index 8e336ce..c424557 100644
--- a/source/jabber/index.html.slim
+++ b/source/jabber/index.html.slim
@@ -1,6 +1,6 @@
 -content_for(:head)
-  == stylesheet_link_tag "converse/converse.min.css"
-  == javascript_include_tag "converse.min.js"
+  link rel="stylesheet" type="text/css" media="screen" href="https://cdn.conversejs.org/css/converse.min.css"
+  script src="https://cdn.conversejs.org/dist/converse.min.js"
 javascript:
   require(['converse'], function (converse) {
     converse.initialize({