diff --git a/django/db/models/lookups.py b/django/db/models/lookups.py
index ce6d157f82..993f5a92ca 100644
--- a/django/db/models/lookups.py
+++ b/django/db/models/lookups.py
@@ -5,6 +5,7 @@ import inspect
 from django.conf import settings
 from django.utils import timezone
 from django.utils.functional import cached_property
+from django.utils.six.moves import xrange
 
 
 class RegisterLookupMixin(object):