diff --git a/stacks/nextcloud.yml b/stacks/nextcloud.yml
index 8a81400d..a3e77271 100644
--- a/stacks/nextcloud.yml
+++ b/stacks/nextcloud.yml
@@ -6,6 +6,7 @@
 # php occ --no-warnings app:enable --force richdocuments
 # php occ --no-warnings config:app:set richdocuments wopi_url --value="https://collabora.localhost"
 # php occ --no-warnings config:app:set richdocuments wopi_allowlist --value=10.0.0.0/8
+# php occ --no-warnings config:system:set maintenance_window_start --type=integer --value=1
 
 version: '3.8'
 
@@ -40,11 +41,12 @@ services:
       - /bin/sh
       - -c
       - |
-        cp /etc/nginx/nginx-nextcloud.conf /etc/nginx/nginx.conf
+        cp $${NGINX_CONF} /etc/nginx/nginx.conf
         sed -i -e 's/app:9000/'$$STACK_NAME'_app:9000/g' /etc/nginx/nginx.conf
         nginx -g 'daemon off;'
     environment:
       - STACK_NAME={{ index .Service.Labels "com.docker.stack.namespace" }}
+      - NGINX_CONF=${NGINX_CONF:-/etc/nginx/nginx-nextcloud.conf}
     volumes:
       - ${VOLUME_PATH}nextcloud:/var/www/html:cached
     deploy: