diff --git a/templates/docker-compose.yml.j2 b/templates/docker-compose.yml.j2
index cda2661..2481e8a 100644
--- a/templates/docker-compose.yml.j2
+++ b/templates/docker-compose.yml.j2
@@ -8,7 +8,7 @@ services:
     networks:
       - internal_network
     healthcheck:
-      test: ["CMD", "pg_isready", "-U", "postgres"]
+      test: ["CMD", "pg_isready", "-U", "mastodon"]
     volumes:
       - "{{ mastodon_docker_postgres_storage }}:/var/lib/postgresql/data"
     environment: