diff --git a/graphene_django/compat.py b/graphene_django/compat.py
index 461dfef..f17f247 100644
--- a/graphene_django/compat.py
+++ b/graphene_django/compat.py
@@ -4,6 +4,7 @@ from django.db import models
 class MissingType(object):
     pass
 
+
 try:
     DurationField = models.DurationField
     UUIDField = models.UUIDField