diff --git a/firanka/series/range.py b/firanka/series/range.py
index bb921373f832506e77c7f8ecd2c24cf6ec85d0fa..5f153bf59555f4bb3e9166b76806c0d3009b8bad 100644
--- a/firanka/series/range.py
+++ b/firanka/series/range.py
@@ -3,7 +3,6 @@ from __future__ import print_function, absolute_import, division
 import six
 import logging
 import re
-from satella.coding import for_argument
 import functools
 import math
 
diff --git a/tests/test_series/test_range.py b/tests/test_series/test_range.py
index 8acf5cd1e9db7fd4cd05533ea8898682c7c87c10..44826992906b5e26c09fd99a645f8a7b92d4e7c4 100644
--- a/tests/test_series/test_range.py
+++ b/tests/test_series/test_range.py
@@ -2,16 +2,15 @@
 from __future__ import print_function, absolute_import, division
 import six
 import unittest
-from firanka.series.range import Range
+from firanka.series import Range
+
 
 class TestRange(unittest.TestCase):
     def test_intersection(self):
-
         self.assertFalse(Range(-10, -1, True, True).intersection('<2;3>'))
         self.assertFalse(Range(-10, -1, True, False).intersection('(-1;3>'))
         self.assertFalse(Range('<-10;-1)').intersection('<-1;1>'))
 
-
     def test_str(self):
         self.assertEqual(str(Range(-1, 1, True, True)), '<-1;1>')