Fixed the nested model serializers in case of the related_name isn’t set.

1 files changed, 1 insertions, 1 deletions

diff --git a/rest_framework/serializers.py b/rest_framework/serializers.py
index 163abf4f..e20e582e 100644
--- a/rest_framework/serializers.py
+++ b/rest_framework/serializers.py
@@ -872,7 +872,7 @@ class ModelSerializer(Serializer):
 
         # Reverse fk or one-to-one relations
         for (obj, model) in meta.get_all_related_objects_with_model():
-            field_name = obj.field.related_query_name()
+            field_name = obj.get_accessor_name()
             if field_name in attrs:
                 related_data[field_name] = attrs.pop(field_name)