diff --git a/.isort.cfg b/.isort.cfg
new file mode 100644
index 0000000000..e1c6495da9
--- /dev/null
+++ b/.isort.cfg
@@ -0,0 +1,3 @@
+[settings]
+multi_line_output=4
+known_first_party=trytond
diff --git a/setup.py b/setup.py
index 9797abba80..000b2919ff 100755
--- a/setup.py
+++ b/setup.py
@@ -6,7 +6,8 @@ import io
 import os
 import re
 from configparser import ConfigParser
-from setuptools import setup, find_packages
+
+from setuptools import find_packages, setup
 
 
 def read(fname):
diff --git a/tests/test_marketing.py b/tests/test_marketing.py
index 02115fb85f..e98878c3d6 100644
--- a/tests/test_marketing.py
+++ b/tests/test_marketing.py
@@ -3,7 +3,6 @@
 
 import unittest
 
-
 from trytond.tests.test_tryton import ModuleTestCase
 from trytond.tests.test_tryton import suite as test_suite