diff --git a/graphene_django/converter.py b/graphene_django/converter.py
index 330660c..ddeae51 100644
--- a/graphene_django/converter.py
+++ b/graphene_django/converter.py
@@ -29,7 +29,6 @@ from graphql.pyutils import register_description
 from .compat import ArrayField, HStoreField, JSONField, PGJSONField, RangeField
 from .fields import DjangoListField, DjangoConnectionField
 from .settings import graphene_settings
-from .utils import import_single_dispatch
 from .utils.str_converters import to_const