diff --git a/docker-compose.yml b/docker-compose.yml
index c00cfe7..bbc6129 100644
--- a/docker-compose.yml
+++ b/docker-compose.yml
@@ -2,14 +2,15 @@ version: "3.5"
 
 networks:
   webNet:
-    external:
-      name: webNet       
+    external: true
+    name: webNet       
   backend:
     internal: true
 
 services:
   mysql_nextcloud:
-    image: mariadb:10
+    # <10.6 !!! nexcloud and mariadb 10.6 are not compatibel
+    image: mariadb:10.5
     container_name: mysql_nextcloud
     networks:
       - backend
@@ -36,7 +37,7 @@ services:
 
   cron:
       #TODO version in variable
-    image: nextcloud:21
+    image: nextcloud:23
     container_name: nextcloud-cron
     restart: unless-stopped
     networks:
@@ -56,7 +57,7 @@ services:
     depends_on:
      - mysql_nextcloud
      - redis
-    image: nextcloud:21
+    image: nextcloud:23
     container_name: nextcloud
     networks:
       - webNet