diff --git a/certbot/tests/main_test.py b/certbot/tests/main_test.py
index 66cba64a3..d044a50b7 100644
--- a/certbot/tests/main_test.py
+++ b/certbot/tests/main_test.py
@@ -1,10 +1,8 @@
 """Tests for certbot.main."""
 import unittest
 
-
 import mock
 
-
 from certbot import cli
 from certbot import configuration
 from certbot.plugins import disco as plugins_disco