diff --git a/deploy/playbooks/setup.yml b/deploy/playbooks/setup.yml
index 29c15d5..3709774 100644
--- a/deploy/playbooks/setup.yml
+++ b/deploy/playbooks/setup.yml
@@ -232,6 +232,7 @@
           server {
             server_name impress-2020-box.openneo.net;
             listen 80;
+            listen [::]:80;
             if ($host = impress-2020-box.openneo.net) {
               return 301 https://$host$request_uri;
             }
@@ -240,6 +241,7 @@
           server {
             server_name impress-2020-box.openneo.net;
             listen 443 ssl;
+            listen [::]:443 ssl;
             ssl_certificate /etc/letsencrypt/live/impress-2020-box.openneo.net/fullchain.pem;
             ssl_certificate_key /etc/letsencrypt/live/impress-2020-box.openneo.net/privkey.pem;
             include /etc/letsencrypt/options-ssl-nginx.conf;