diff --git a/docker-compose.yml b/docker-compose.yml
index 1ffb56762..fcf321adf 100644
--- a/docker-compose.yml
+++ b/docker-compose.yml
@@ -1,9 +1,11 @@
-localhost:
+db:
   image: postgres
   environment:
     POSTGRES_PASSWORD: sapl
     POSTGRES_USER: sapl
     POSTGRES_DB: sapl
+  ports:
+    - "5432"
 web:
   build: .
   command: bash -c "python3 manage.py migrate && python3 manage.py runserver 0.0.0.0:8000"
@@ -12,4 +14,4 @@ web:
   ports:
     - "8000:8000"
   links:
-    - localhost
+    - db