diff --git a/graphene_django/fields.py b/graphene_django/fields.py
index abf6f4c..718e970 100644
--- a/graphene_django/fields.py
+++ b/graphene_django/fields.py
@@ -118,7 +118,11 @@ class DjangoConnectionField(ConnectionField):
         return connection._meta.node.get_queryset(queryset, info)
 
     @classmethod
-    def resolve_connection(cls, connection, args, iterable):
+    def resolve_connection(cls, connection, args, default_manager, iterable):
+
+        if iterable is None:
+            iterable = default_manager
+
         iterable = maybe_queryset(iterable)
         if isinstance(iterable, QuerySet):
             _len = iterable.count()
@@ -180,7 +184,7 @@ class DjangoConnectionField(ConnectionField):
         # thus the iterable gets refiltered by resolve_queryset
         # but iterable might be promise
         iterable = queryset_resolver(connection, iterable, info, args)
-        on_resolve = partial(cls.resolve_connection, connection, args)
+        on_resolve = partial(cls.resolve_connection, connection, args, default_manager)
 
         if Promise.is_thenable(iterable):
             return Promise.resolve(iterable).then(on_resolve)