diff --git a/layouts/partials/head.html b/layouts/partials/head.html
index b4c383d..25fb413 100644
--- a/layouts/partials/head.html
+++ b/layouts/partials/head.html
@@ -17,7 +17,7 @@
   {{ $markdown := resources.Get "css/markdown.css" }}
   {{ $syntaxHighlight := resources.Get "css/syntax-highlight.css" }}
   {{ $css := slice $style $markdown $syntaxHighlight | resources.Concat "style.css" | resources.Minify | resources.Fingerprint }}
-  <link rel="stylesheet" href="{{ $css.Permalink }}">
+  <link rel="stylesheet" href="{{ $css.Permalink }}" integrity="{{ $css.Data.Integrity }}">
   <link rel="stylesheet" href="https://use.fontawesome.com/releases/v5.8.1/css/all.css" integrity="sha384-50oBUHEmvpQ+1lW4y57PTFmhCaXp0ML5d60M1M7uH2+nqUivzIebhndOJK28anvf" crossorigin="anonymous">
 
   <!-- custom css -->