diff --git a/graphene/types/tests/test_enum.py b/graphene/types/tests/test_enum.py
index 0659c99e..e0937992 100644
--- a/graphene/types/tests/test_enum.py
+++ b/graphene/types/tests/test_enum.py
@@ -1,5 +1,3 @@
-import six
-
 from ..argument import Argument
 from ..enum import Enum, PyEnum
 from ..field import Field