diff --git a/src/styles/page-template/index.md.njk b/src/styles/page-template/index.md.njk
index b921a44ed5..627c05e931 100644
--- a/src/styles/page-template/index.md.njk
+++ b/src/styles/page-template/index.md.njk
@@ -67,7 +67,7 @@ To change the components that are included in the page template by default, set
 ```javascript
 {% raw %}
 {% block header %}
-  {{ header({
+  {{ govukHeader ({
     homepageUrl: "/custom-url"
   }) }}
 {% endblock %}