diff --git a/app/templates/views/styleguide.html b/app/templates/views/styleguide.html
index 882679452..fadbf0a4c 100644
--- a/app/templates/views/styleguide.html
+++ b/app/templates/views/styleguide.html
@@ -18,6 +18,8 @@
     Styleguide
   </h1>
 
+  <p><a href="https://github.com/alphagov/notifications-admin/blob/master/app/templates/views/styleguide.html">View source</a></p>
+
   <h2 class="heading-large">Banner</h2>
   <p>Used to show the result of a user’s action.</p>
   {{ banner("This is a banner", with_tick=True) }}