diff --git a/docker-compose.yml b/docker-compose.yml
index fce1856..5e8e3e7 100644
--- a/docker-compose.yml
+++ b/docker-compose.yml
@@ -13,7 +13,7 @@ services:
       test:
         [
           "CMD-SHELL",
-          "pg_isready",
+          "pg_isready -U $${POSTGRES_USER}",
         ]
       interval: 10s
       timeout: 5s