diff --git a/ihatemoney/models.py b/ihatemoney/models.py
index 27a8aff5..fe7b5196 100644
--- a/ihatemoney/models.py
+++ b/ihatemoney/models.py
@@ -10,7 +10,6 @@ from itsdangerous import (
     TimedJSONWebSignatureSerializer,
     URLSafeSerializer,
 )
-
 import sqlalchemy
 from sqlalchemy import orm
 from sqlalchemy.sql import func
diff --git a/ihatemoney/tests/tests.py b/ihatemoney/tests/tests.py
index 769f980e..073fd957 100644
--- a/ihatemoney/tests/tests.py
+++ b/ihatemoney/tests/tests.py
@@ -499,7 +499,6 @@ class BudgetTestCase(IhatemoneyTestCase):
         self.assertEqual(["Amina", "Georg", "Alice"], [m.name for m in demo.members])
         self.assertEqual(demo.get_bills().count(), 3)
 
-
     def test_deactivated_demo(self):
         self.app.config["ACTIVATE_DEMO_PROJECT"] = False