diff --git a/playbooks/files/chaosknoten/configs/public-reverse-proxy/nginx/acme_challenge.conf b/playbooks/files/chaosknoten/configs/public-reverse-proxy/nginx/acme_challenge.conf
index 01dbe31..edc1d6e 100644
--- a/playbooks/files/chaosknoten/configs/public-reverse-proxy/nginx/acme_challenge.conf
+++ b/playbooks/files/chaosknoten/configs/public-reverse-proxy/nginx/acme_challenge.conf
@@ -29,6 +29,8 @@ map $host $upstream_acme_challenge_host {
     eh07.easterhegg.eu 172.31.17.151:31820;
     eh09.easterhegg.eu 172.31.17.151:31820;
     eh11.easterhegg.eu 172.31.17.151:31820;
+    eh20.easterhegg.eu 172.31.17.151:31820;
+    www.eh20.easterhegg.eu 172.31.17.151:31820;
     eh22.easterhegg.eu 172.31.17.159:31820;
     easterheggxxxx.hamburg.ccc.de 172.31.17.151:31820;
     eh2003.hamburg.ccc.de 172.31.17.151:31820;
@@ -57,6 +59,7 @@ map $host $upstream_acme_challenge_host {
     www.eh11.hamburg.ccc.de 172.31.17.151:31820;
     easterhegg2011.hamburg.ccc.de 172.31.17.151:31820;
     www.easterhegg2011.hamburg.ccc.de 172.31.17.151:31820;
+    eh20.hamburg.ccc.de 172.31.17.151:31820;
     hacker.tours 172.31.17.151:31820;
     staging.hacker.tours 172.31.17.151:31820;
     woodpecker.hamburg.ccc.de 172.31.17.160:31820;
diff --git a/playbooks/files/chaosknoten/configs/public-reverse-proxy/nginx/nginx.conf b/playbooks/files/chaosknoten/configs/public-reverse-proxy/nginx/nginx.conf
index ee4c432..72f475c 100644
--- a/playbooks/files/chaosknoten/configs/public-reverse-proxy/nginx/nginx.conf
+++ b/playbooks/files/chaosknoten/configs/public-reverse-proxy/nginx/nginx.conf
@@ -47,6 +47,8 @@ stream {
         eh07.easterhegg.eu 172.31.17.151:8443;
         eh09.easterhegg.eu 172.31.17.151:8443;
         eh11.easterhegg.eu 172.31.17.151:8443;
+        eh20.easterhegg.eu 172.31.17.151:8443;
+        www.eh20.easterhegg.eu 172.31.17.151:8443;
         eh22.easterhegg.eu 172.31.17.159:8443;
         easterheggxxxx.hamburg.ccc.de 172.31.17.151:8443;
         eh2003.hamburg.ccc.de 172.31.17.151:8443;
@@ -75,6 +77,7 @@ stream {
         www.eh11.hamburg.ccc.de 172.31.17.151:8443;
         easterhegg2011.hamburg.ccc.de 172.31.17.151:8443;
         www.easterhegg2011.hamburg.ccc.de 172.31.17.151:8443;
+        eh20.hamburg.ccc.de 172.31.17.151:8443;
         hacker.tours 172.31.17.151:8443;
         staging.hacker.tours 172.31.17.151:8443;
         woodpecker.hamburg.ccc.de 172.31.17.160:8443;