diff --git a/_includes/head.html b/_includes/head.html
index 73e5637970fd..ab43ee3f4d6c 100644
--- a/_includes/head.html
+++ b/_includes/head.html
@@ -15,8 +15,8 @@
 
 <!-- For all browsers -->
 <link rel="stylesheet" href="{{ '/assets/css/main.css' | relative_url }}">
-<link rel="preload" href="https://cdn.jsdelivr.net/npm/@fortawesome/fontawesome-free@5/css/all.min.css" as="style" onload="this.onload=null;this.rel='stylesheet'">
-<noscript><link rel="stylesheet" href="https://cdn.jsdelivr.net/npm/@fortawesome/fontawesome-free@5/css/all.min.css"></noscript>
+<link rel="preload" href="https://cdn.jsdelivr.net/npm/@fortawesome/fontawesome-free@6/css/all.min.css" as="style" onload="this.onload=null;this.rel='stylesheet'">
+<noscript><link rel="stylesheet" href="https://cdn.jsdelivr.net/npm/@fortawesome/fontawesome-free@6/css/all.min.css"></noscript>
 
 {% if site.head_scripts %}
   {% for script in site.head_scripts %}