diff --git a/tests/settings.py b/tests/settings.py
index a8cfb0040..bc38ce4ff 100644
--- a/tests/settings.py
+++ b/tests/settings.py
@@ -38,6 +38,7 @@ def __getitem__(self, item):
             'ENGINE': 'django.db.backends.postgresql_psycopg2',
             'NAME': 'machina_test',
             'USER': 'postgres',
+            'PASSWORD': '',
             'HOST': 'localhost',
         }
     }
@@ -47,6 +48,7 @@ def __getitem__(self, item):
             'ENGINE': 'django.db.backends.mysql',
             'NAME': 'machina_test',
             'USER': 'root',
+            'PASSWORD': '',
             'HOST': 'localhost',
             'TEST': {
                 'CHARSET': 'utf8mb4',