diff --git a/src/croniter/tests/base.py b/src/croniter/tests/base.py
index e3ded73..59c49f6 100644
--- a/src/croniter/tests/base.py
+++ b/src/croniter/tests/base.py
@@ -3,6 +3,7 @@ try:
 except ImportError:
     import unittest
 
+
 class TestCase(unittest.TestCase):
     '''
     We use this base class for all the tests in this package.