diff --git a/app/templates/views/guidance/edit-and-format-messages.html b/app/templates/views/guidance/edit-and-format-messages.html
index c719d1d4f..eca220468 100644
--- a/app/templates/views/guidance/edit-and-format-messages.html
+++ b/app/templates/views/guidance/edit-and-format-messages.html
@@ -101,3 +101,4 @@
 
   <p>You cannot add optional content to a letter.</p>
   
+{% endblock %}