diff --git a/projects/thunderbird.html b/projects/thunderbird.html
index ff629c3..267a5fb 100644
--- a/projects/thunderbird.html
+++ b/projects/thunderbird.html
@@ -45,6 +45,8 @@ title: Thunderbird Style Guide and Usability Study
          <a class="button boxed identihub" href="https://demo.identihub.co/thunderbird" target="_blank"><img class="lazy" data-src="../images/projects/identihub.svg" > Identihub</a><br />
         <a class="button boxed thunderbird" href="https://thunderbird.net" target="_blank"><i class="fas fa-globe"></i> Website</a><br />
         <a class="button boxed thunderbird" href="https://github.com/uracreative/works/raw/master/Thunderbird/Thunderbird%20Usability%20Study.pdf" target="_blank"><i class="fas fa-globe"></i> Usability Study</a>
+        <a class="button boxed thunderbird" href="https://github.com/uracreative/works/raw/master/Thunderbird/Usability%20Study%20for%20Thunderbird%20Settings.pdf" target="_blank"><i class="fas fa-globe"></i> Settings Redesign - Usability Study</a>
+        <a class="button boxed thunderbird" href="https://github.com/uracreative/works/raw/master/Thunderbird/Thunderbird%20Preferences.pdf" target="_blank"><i class="fas fa-globe"></i> Settings Redesign - Frames</a>   
       </div>
     </div>
   </div>