diff --git a/src/documents/serialisers.py b/src/documents/serialisers.py
index 5b77e66d9..713c3dd4e 100644
--- a/src/documents/serialisers.py
+++ b/src/documents/serialisers.py
@@ -1335,6 +1335,7 @@ class DocumentSerializer(
             "root_document",
             "versions",
         )
+        read_only_fields = ("deleted_at",)
         list_serializer_class = OwnedObjectListSerializer