diff --git a/src/documents/serialisers.py b/src/documents/serialisers.py
index f71a0c5ab..bd00fe466 100644
--- a/src/documents/serialisers.py
+++ b/src/documents/serialisers.py
@@ -46,6 +46,7 @@ class DocumentSerializer(serializers.ModelSerializer):
             "checksum",
             "created",
             "modified",
+            "added",
             "file_name",
             "download_url",
             "thumbnail_url",
diff --git a/src/documents/views.py b/src/documents/views.py
index 9cb66b59c..186b733a5 100644
--- a/src/documents/views.py
+++ b/src/documents/views.py
@@ -130,7 +130,7 @@ class DocumentViewSet(RetrieveModelMixin,
     filter_class = DocumentFilterSet
     search_fields = ("title", "correspondent__name", "content")
     ordering_fields = (
-        "id", "title", "correspondent__name", "created", "modified")
+        "id", "title", "correspondent__name", "created", "modified", "added")
 
 
 class LogViewSet(ReadOnlyModelViewSet):