diff --git a/layouts/partials/head.html b/layouts/partials/head.html
index 83d6da5..2df20d8 100644
--- a/layouts/partials/head.html
+++ b/layouts/partials/head.html
@@ -15,8 +15,8 @@
     {{ end }}
 
     <link href="https://unpkg.com/@master/normal.css" rel="stylesheet">
-    <script src="https://unpkg.com/@master/style"></script>
-    <script src="https://unpkg.com/@master/styles"></script>
+    <script src="https://unpkg.com/@master/style@1.5.0"></script>
+    <script src="https://unpkg.com/@master/styles@1.13.0"></script>
     <script src="https://unpkg.com/master-styles-group"></script>
 
     <script>