diff --git a/docker-compose.yml b/docker-compose.yml
index ec6a9e6..4d2e9b6 100644
--- a/docker-compose.yml
+++ b/docker-compose.yml
@@ -9,7 +9,7 @@ services:
       - ./backend:/app
       - backend_data:/app/data
     environment:
-      - DATABASE_URL=postgresql://elmeg:elmeg_password@db:5432/elmeg_db
+      - DATABASE_URL=${DATABASE_URL:-postgresql://elmeg:elmeg_password@db:5432/elmeg}
       - SECRET_KEY=${SECRET_KEY:-demo-secret-change-in-production}
       - AWS_ACCESS_KEY_ID=${AWS_ACCESS_KEY_ID}
       - AWS_SECRET_ACCESS_KEY=${AWS_SECRET_ACCESS_KEY}