diff --git a/test-docker-compose.yaml b/test-docker-compose.yaml
index 5518ee6..b914024 100644
--- a/test-docker-compose.yaml
+++ b/test-docker-compose.yaml
@@ -5,6 +5,7 @@ services:
     container_name: postgres
     restart: always
     environment:
+      POSTGRES_SERVER: postgres
       POSTGRES_USER: ${POSTGRES_USER}
       POSTGRES_PASSWORD: ${POSTGRES_PASSWORD}
       PGDATA: /data/