diff --git a/assets/sass/components/header/_header.scss b/assets/sass/components/header/_header.scss
index 455f5d7..f7c37e7 100644
--- a/assets/sass/components/header/_header.scss
+++ b/assets/sass/components/header/_header.scss
@@ -24,7 +24,7 @@
 
   // The name of the website.
   &__site-name {
-    @extend %h1;
+    @include font-size(xxl);
     margin: 0;
   }