diff --git a/testcloud/docker-compose.yml b/testcloud/docker-compose.yml
index 9142117..32894f8 100644
--- a/testcloud/docker-compose.yml
+++ b/testcloud/docker-compose.yml
@@ -31,7 +31,7 @@ services:
 
   mariadb:
     image: mariadb:10.11 # minimum required ownCloud version is 10.9
-    container_name: owncloud_mariadb
+    container_name: testcloud_mariadb
     restart: always
     environment:
       - MYSQL_ROOT_PASSWORD=testcloud