diff --git a/compose.postgres.yml b/compose.postgres.yml
index 85630f6..a71c53d 100644
--- a/compose.postgres.yml
+++ b/compose.postgres.yml
@@ -16,13 +16,13 @@ services:
     networks:
       - internal
     environment:
-      POSTGRES_USER: nextcloud 
+      POSTGRES_USER: nextcloud
       POSTGRES_PASSWORD_FILE: /run/secrets/db_password
-      POSTGRES_DB: nextcloud 
+      POSTGRES_DB: nextcloud
     secrets:
       - db_password
     healthcheck:
-      test: ["CMD-SHELL", "pg_isready"]
+      test: ["CMD-SHELL", "pg_isready", "-U", "nextcloud"]
       interval: 10s
       timeout: 5s
       retries: 5