diff --git a/2019/index.html b/2019/index.html
index 92892fe..aabf61c 100644
--- a/2019/index.html
+++ b/2019/index.html
@@ -153,6 +153,8 @@
                 <a href="https://www.collabora.com/"><img class="sponsor" src="images/sponsor-collabora.png" alt="Collabora"></a>
             </div><div class="col-md-4">
                 <a href="https://mullvad.net"><img class="sponsor" src="images/sponsor-mullvad.png" alt="Mullvad"></a>
+            </div><div class="col-md-4">
+                <a href="https://developer.mozilla.org/en-US/"><img class="sponsor" src="images/sponsor-mozilla.png" alt="Mozilla"></a>
             </div></div></div><h1>Partners</h1>
 
 <p>We would like to thank our partners for helping us making this possible.</p><div><div class="row sponsorrow"><div class="col-md-3">