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 a6794f6..8468553 100644
--- a/playbooks/files/chaosknoten/configs/public-reverse-proxy/nginx/nginx.conf
+++ b/playbooks/files/chaosknoten/configs/public-reverse-proxy/nginx/nginx.conf
@@ -30,6 +30,7 @@ stream {
 
     server {
         listen 0.0.0.0:443;
+        listen [::]:443;
         proxy_pass $address;
         ssl_preread on;
         proxy_protocol on;