diff --git a/api/controllers/console/datasets/datasets.py b/api/controllers/console/datasets/datasets.py
index a23536f82e..a5a18e7f33 100644
--- a/api/controllers/console/datasets/datasets.py
+++ b/api/controllers/console/datasets/datasets.py
@@ -553,7 +553,7 @@ class DatasetIndexingStatusApi(Resource):
             }
             documents_status.append(marshal(document_dict, document_status_fields))
         data = {"data": documents_status}
-        return data
+        return data, 200
 
 
 class DatasetApiKeyApi(Resource):