diff --git a/docker-compose.yml b/docker-compose.yml
index 219d689..7116bf6 100644
--- a/docker-compose.yml
+++ b/docker-compose.yml
@@ -8,6 +8,8 @@ services:
       - ./pgdata:/var/lib/postgresql/data
   linkwarden:
     env_file: .env
+    environment:
+      - DATABASE_URL=postgresql://postgres:${POSTGRES_PASSWORD}@postgres:5432/postgres
     restart: always
     build: .
     ports: