diff --git a/dynamicweb/settings/base.py b/dynamicweb/settings/base.py
index be4c5745..22591a2a 100644
--- a/dynamicweb/settings/base.py
+++ b/dynamicweb/settings/base.py
@@ -181,9 +181,7 @@ CMS_TEMPLATES = (
 DATABASES = {
     'default': {
         'ENGINE': 'django.db.backends.postgresql_psycopg2',
-        'NAME': 'app',
-        'HOST': 'db',
-        'USER': 'app'
+        'NAME': 'app'
     }
 }