diff --git a/django-hosting-heroku/README.md b/django-hosting-heroku/README.md
index e7426f869a..8a9dd46e3b 100644
--- a/django-hosting-heroku/README.md
+++ b/django-hosting-heroku/README.md
@@ -26,6 +26,7 @@ Deploy the code to Heroku:
 ```shell
 $ heroku login
 $ heroku create
+$ heroku addons:create heroku-postgresql:essential-0
 $ heroku config:set DEBUG=True SECRET_KEY=$(head -c 32 /dev/urandom | base64)
 $ git push heroku master
 $ heroku open