diff --git a/app/templates/components/page-header.html b/app/templates/components/page-header.html
index e47c43afe..6d2320ced 100644
--- a/app/templates/components/page-header.html
+++ b/app/templates/components/page-header.html
@@ -9,6 +9,6 @@
     {{ govukBackLink({ "href": back_link }) }}
   {% endif %}
 
-  <h1 class="heading-large">{{ h1 }}</h1>
+  <h1 class="heading-large" id="page-header">{{ h1 }}</h1>
 
 {% endmacro %}