diff --git a/index.html b/index.html
index 7743a0e..277158f 100644
--- a/index.html
+++ b/index.html
@@ -1028,7 +1028,7 @@ <h1>Summary</h1>
     </section>
     <section class="appendix">
       <h2>Acknowledgements</h2>
-      <p>Cristiano Aguzzi</p>
+      <p>Cristiano Aguzzi contributed the section on OAuth2 and provided best-practice recommendations.</p>
     </section>
 
     <!--<section class="appendix remove">