diff --git a/docs/book/v2/helpers/head-style.md b/docs/book/v2/helpers/head-style.md
index 299508c7..80ef101a 100644
--- a/docs/book/v2/helpers/head-style.md
+++ b/docs/book/v2/helpers/head-style.md
@@ -4,7 +4,7 @@ The HTML `<style>` element is used to include CSS stylesheets inline in the HTML
 `<head>` element.
 
 <!-- markdownlint-disable-next-line heading-increment -->
-> ## Use HeadLink to link CSS files
+> ### Use HeadLink to link CSS files
 >
 > [HeadLink](head-link.md) should be used to create `<link>` elements for
 > including external stylesheets. `HeadStyle` is used when you wish to define
