diff --git a/libs/community/langchain_community/document_loaders/obs_file.py b/libs/community/langchain_community/document_loaders/obs_file.py
index d6add62c33b..f96ad3cd7ec 100644
--- a/libs/community/langchain_community/document_loaders/obs_file.py
+++ b/libs/community/langchain_community/document_loaders/obs_file.py
@@ -92,7 +92,7 @@ class OBSFileLoader(BaseLoader):
         self.bucket = bucket
         self.key = key
 
-    def load(self) -> List[Document]:
+    def load(self, mode: str = "single") -> List[Document]:
         """Load documents."""
         with tempfile.TemporaryDirectory() as temp_dir:
             file_path = f"{temp_dir}/{self.bucket}/{self.key}"
@@ -101,5 +101,5 @@ class OBSFileLoader(BaseLoader):
             self.client.downloadFile(
                 bucketName=self.bucket, objectKey=self.key, downloadFile=file_path
             )
-            loader = UnstructuredFileLoader(file_path)
+            loader = UnstructuredFileLoader(file_path, mode=mode)
             return loader.load()