diff --git a/psql/docker-compose.yaml b/psql/docker-compose.yaml
index 43924e3..1f72f5e 100644
--- a/psql/docker-compose.yaml
+++ b/psql/docker-compose.yaml
@@ -6,7 +6,7 @@ services:
     restart: always
     environment:
       POSTGRES_DB: testdb1
-      POSTGRES_USER: root
+      POSTGRES_USER: testuser
       POSTGRES_PASSWORD: pa$$w0rd
       PGDATA: /var/lib/postgresql/data
       POSTGRES_HOST_AUTH_METHOD: trust