diff --git a/libs/vertexai/langchain_google_vertexai/vectorstores/_document_storage.py b/libs/vertexai/langchain_google_vertexai/vectorstores/_document_storage.py
index 2661a3d5..c15c035a 100644
--- a/libs/vertexai/langchain_google_vertexai/vectorstores/_document_storage.py
+++ b/libs/vertexai/langchain_google_vertexai/vectorstores/_document_storage.py
@@ -6,7 +6,7 @@
 from google.cloud import storage  # type: ignore[attr-defined]
 
 if TYPE_CHECKING:
-    from google.cloud import datastore
+    from google.cloud import datastore  # type: ignore[attr-defined]
 
 
 class DocumentStorage(ABC):