diff --git a/nextcloud/docker-compose.yml b/nextcloud/docker-compose.yml
index 1a5a52b..c116943 100644
--- a/nextcloud/docker-compose.yml
+++ b/nextcloud/docker-compose.yml
@@ -27,7 +27,7 @@ services:
       - MYSQL_HOST=nc_db
       - REDIS_HOST=nc_redis
       - TRUSTED_PROXIES=172.16.0.0/12
-      - OVERWRITEHOST=cloud.smail.koeln
+      - OVERWRITEHOST=cloud.example.com
       - OVERWRITEPROTOCOL=https
       - OVERWRITEWEBROOT=/
       - PHP_UPLOAD_LIMIT=1G