diff --git a/web/app/templates/nopaque.html.j2 b/web/app/templates/nopaque.html.j2
index ccf60643..a7a59058 100644
--- a/web/app/templates/nopaque.html.j2
+++ b/web/app/templates/nopaque.html.j2
@@ -275,7 +275,7 @@
             </div>
             <div class="col s12 m9 right-align">
               <a class="btn-small pink waves-effect waves-light" href="mailto:{{ config.NOPAQUE_CONTACT }}?subject={{ config.NOPAQUE_MAIL_SUBJECT_PREFIX }} Contact"><i class="left material-icons">rate_review</i>Contact</a>
-              <a class="btn-small green waves-effect waves-light" href=""><i class="left material-icons">feedback</i>Feedback</a>
+              <a class="btn-small green waves-effect waves-light" href="mailto:{{ config.NOPAQUE_CONTACT }}?subject={{ config.NOPAQUE_MAIL_SUBJECT_PREFIX }} Feedback"><i class="left material-icons">feedback</i>Feedback</a>
               <a class="btn-small orange waves-effect waves-light" href="https://gitlab.ub.uni-bielefeld.de/sfb1288inf/opaque"><i class="left material-icons">code</i>GitLab</a>
             </div>
           </div>