diff --git a/app/locals.js b/app/locals.js
index ffd0c9e..873beda 100644
--- a/app/locals.js
+++ b/app/locals.js
@@ -1,5 +1,10 @@
+const nhsappFrontendPkg = require('nhsapp-frontend/package.json')
+
 module.exports = function(req, res, next) {
 
+  // Add the version of the NHS app frontend being used
+  res.locals.nhsappFrontendVersion = `v${nhsappFrontendPkg.version}`
+
   // You can set any additional local variables here.
   // These will be made available to any views
   //
diff --git a/app/views/index.html b/app/views/index.html
index 6569d44..1ead121 100755
--- a/app/views/index.html
+++ b/app/views/index.html
@@ -56,6 +56,9 @@ <h2 class="nhsuk-heading-l">
         </li>
       </ul>
 
+      <hr>
+
+      <p class="nhsuk-body-s">Built on <a href="https://prototype-kit.service-manual.nhs.uk/updates/">NHS prototype kit {{ prototypeKitVersion }}</a> and <a href="https://github.com/nhsuk/nhsuk-frontend/releases/">NHS.UK frontend {{ nhsukFrontendVersion }}</a> with <a href="https://github.com/nhsuk/nhsapp-frontend/releases">NHS app frontend {{ nhsappFrontendVersion }}</a>.</p>
     </div>
   </div>
 {% endblock %}