diff --git a/docarray/index/backends/mongodb_atlas.py b/docarray/index/backends/mongodb_atlas.py
index f1ccdec02d..48a262658c 100644
--- a/docarray/index/backends/mongodb_atlas.py
+++ b/docarray/index/backends/mongodb_atlas.py
@@ -2,6 +2,7 @@
 import logging
 from dataclasses import dataclass, field
 from functools import cached_property
+from importlib.metadata import version
 from typing import (
     Any,
     Dict,
@@ -20,6 +21,7 @@
 import bson
 import numpy as np
 from pymongo import MongoClient
+from pymongo.driver_info import DriverInfo
 
 from docarray import BaseDoc, DocList, handler
 from docarray.index.abstract import BaseDocIndex, _raise_not_composable
@@ -115,7 +117,7 @@ def _connect_to_mongodb_atlas(atlas_connection_uri: str):
 
         client = MongoClient(
             atlas_connection_uri,
-            # driver=DriverInfo(name="docarray", version=version("docarray"))
+            driver=DriverInfo(name="DocArray", version=version("docarray")),
         )
         return client
 
@@ -557,7 +559,6 @@ def _vector_search_stage(
         limit: int,
         filters: List[Dict[str, Any]] = None,
     ) -> Dict[str, Any]:
-
         search_index_name = self._get_column_db_index(search_field)
         oversampling_factor = self._get_oversampling_factor(search_field)
         max_candidates = self._get_max_candidates(search_field)
diff --git a/tests/index/mongo_atlas/test_driver_info.py b/tests/index/mongo_atlas/test_driver_info.py
new file mode 100644
index 0000000000..3c9af8bd7c
--- /dev/null
+++ b/tests/index/mongo_atlas/test_driver_info.py
@@ -0,0 +1,17 @@
+from unittest.mock import MagicMock, patch
+
+from pymongo.driver_info import DriverInfo
+
+
+def test_connect_passes_driver_info():
+    """_connect_to_mongodb_atlas passes DriverInfo(name='DocArray') to MongoClient."""
+    from docarray.index.backends.mongodb_atlas import MongoDBAtlasDocumentIndex
+
+    with patch("docarray.index.backends.mongodb_atlas.MongoClient") as mock_client_cls:
+        mock_client_cls.return_value = MagicMock()
+        MongoDBAtlasDocumentIndex._connect_to_mongodb_atlas("mongodb://localhost")
+
+        mock_client_cls.assert_called_once()
+        _, kwargs = mock_client_cls.call_args
+        assert isinstance(kwargs.get("driver"), DriverInfo)
+        assert kwargs["driver"].name == "DocArray"