diff --git a/tests/resources/test_campaign.py b/tests/resources/test_campaign.py
index a0d96f2a..55a05995 100644
--- a/tests/resources/test_campaign.py
+++ b/tests/resources/test_campaign.py
@@ -2,6 +2,7 @@
 from tests.base import PlivoResourceTestCase
 from tests.decorators import with_response
 
+
 class CampaignTest(PlivoResourceTestCase):
     @with_response(200)
     def test_create(self):