diff --git a/backend/docker-compose.yml b/backend/docker-compose.yml
index 42bf4bc..42fdb37 100644
--- a/backend/docker-compose.yml
+++ b/backend/docker-compose.yml
@@ -44,6 +44,7 @@ services:
     container_name: imk-postgres
     image: postgres:14-alpine
     environment:
+      - DATABASE_URL=postgresql://${POSTGRES_USER}:${POSTGRES_PASSWORD}@postgres:5432/${POSTGRES_DB}
       - POSTGRES_USER=${POSTGRES_USER}
       - POSTGRES_PASSWORD=${POSTGRES_PASSWORD}
       - POSTGRES_DB=${POSTGRES_DB}
diff --git a/docker-compose.yml b/docker-compose.yml
index 42bf4bc..42fdb37 100644
--- a/docker-compose.yml
+++ b/docker-compose.yml
@@ -44,6 +44,7 @@ services:
     container_name: imk-postgres
     image: postgres:14-alpine
     environment:
+      - DATABASE_URL=postgresql://${POSTGRES_USER}:${POSTGRES_PASSWORD}@postgres:5432/${POSTGRES_DB}
       - POSTGRES_USER=${POSTGRES_USER}
       - POSTGRES_PASSWORD=${POSTGRES_PASSWORD}
       - POSTGRES_DB=${POSTGRES_DB}