diff --git a/compose.yml b/compose.yml
index d18116d..6234cba 100644
--- a/compose.yml
+++ b/compose.yml
@@ -7,7 +7,7 @@ services:
     networks: &internalNetwork
       - internal_network
     healthcheck:
-      test: ["CMD", "pg_isready", "-U", "postgres"]
+      test: ["CMD", "pg_isready", "-U", "${POSTGRES_USER}"]
     volumes:
       - postgres:/var/lib/postgresql/data
     secrets: