diff --git a/docker-compose.yml b/docker-compose.yml
index 328fcb54..6cd92b61 100644
--- a/docker-compose.yml
+++ b/docker-compose.yml
@@ -6993,7 +6993,7 @@ services:
   zitadel-pg-db:
     container_name: zitadel-pg-db
     environment:
-      POSTGRES_USER: root
+      POSTGRES_USER: postgres
       POSTGRES_PASSWORD: ${ZITADEL_DB_ADMIN_PASSWORD}
     expose:
       - 5432