diff --git a/apps/news/serializers.py b/apps/news/serializers.py
index 9977f708..e75ae25f 100644
--- a/apps/news/serializers.py
+++ b/apps/news/serializers.py
@@ -263,6 +263,7 @@ class NewsBackOfficeDetailSerializer(NewsBackOfficeBaseSerializer,
                      'is_international',
                      'duplicates',
                  )
+        extra_kwargs = NewsBackOfficeBaseSerializer.Meta.extra_kwargs
 
 
 class NewsBackOfficeGallerySerializer(serializers.ModelSerializer):