diff --git a/modeltranslation/fields.py b/modeltranslation/fields.py
index ea78064..cc9f9b6 100644
--- a/modeltranslation/fields.py
+++ b/modeltranslation/fields.py
@@ -1,9 +1,8 @@
 # -*- coding: utf-8 -*-
-import six
-
 from django import forms
 from django.core.exceptions import ImproperlyConfigured
 from django.db.models import fields
+from django.utils import six
 
 from modeltranslation import settings as mt_settings
 from modeltranslation.utils import (