diff --git a/fighter/config/zipline/docker-compose.yml b/fighter/config/zipline/docker-compose.yml
index 9ec3104..5fe7f5d 100644
--- a/fighter/config/zipline/docker-compose.yml
+++ b/fighter/config/zipline/docker-compose.yml
@@ -37,7 +37,7 @@ services:
     volumes:
       - $DOCKER_DATA/postgres:/var/lib/postgresql/data
     healthcheck:
-      test: ['CMD-SHELL', 'pg_isready -U postgres']
+      test: ['CMD-SHELL', 'pg_isready -U zipline']
       interval: 10s
       timeout: 5s
       retries: 5