diff --git a/graphene_django/compat.py b/graphene_django/compat.py
index 5d33e5b..8fccdb0 100644
--- a/graphene_django/compat.py
+++ b/graphene_django/compat.py
@@ -13,6 +13,4 @@ try:
         RangeField,
     )
 except ImportError:
-    IntegerRangeField, ArrayField, HStoreField, RangeField = (
-        MissingType,
-    ) * 5
+    IntegerRangeField, ArrayField, HStoreField, RangeField = (MissingType,) * 5