diff --git a/README.md b/README.md
index 60e4da7..a614336 100644
--- a/README.md
+++ b/README.md
@@ -500,7 +500,7 @@ These people have contributed to improve this list for everyone (in no particula
 [17]:http://code.kryo.se/iodine/ "iodine"
 [18]:http://openssh.org/ "OpenSSH"
 [19]:https://www.torproject.org/ "Tor Project"
-[20]:https://events.ccc.de/congress/2016/Fahrplan/ "32C3 Fahrplan aka conference schedule"
+[20]:https://events.ccc.de/congress/2016/Fahrplan/ "33C3 Fahrplan aka conference schedule"
 [21]:https://www.organspende-info.de
 [22]:https://play.google.com/store/apps/details?id=com.googlecode.droidwall.free
 [24]:https://wifipineapple.com/ "WiFi Pinapple"