diff --git a/postgres/docker-compose.yml b/postgres/docker-compose.yml
index 44ab03c..c6b965b 100644
--- a/postgres/docker-compose.yml
+++ b/postgres/docker-compose.yml
@@ -9,7 +9,7 @@ services:
     networks:
       - db-internal
     environment:
-      POSTGRES_PASSWORD: #
+      - POSTGRES_PASSWORD=
     ports:
       - "5432:5432"
     volumes: