diff --git a/app/modules/filemanager/storages/__init__.py b/app/modules/filemanager/storages/__init__.py
index ccd76c3c..43f11a49 100644
--- a/app/modules/filemanager/storages/__init__.py
+++ b/app/modules/filemanager/storages/__init__.py
@@ -128,7 +128,7 @@ class StorageBase(metaclass=ABCMeta):
         pass
 
     @abstractmethod
-    def upload(self, fileitem: schemas.FileItem, path: Path, new_name: str = None) -> Optional[schemas.FileItem]:
+    def upload(self, fileitem: schemas.FileItem, path: Path, new_name: Optional[str] = None) -> Optional[schemas.FileItem]:
         """
         上传文件
         :param fileitem: 上传目录项
diff --git a/app/modules/filemanager/storages/alipan.py b/app/modules/filemanager/storages/alipan.py
index 67671c6d..ecd98736 100644
--- a/app/modules/filemanager/storages/alipan.py
+++ b/app/modules/filemanager/storages/alipan.py
@@ -209,7 +209,7 @@ class AliPan(StorageBase, metaclass=Singleton):
             elif driver.category == "backup":
                 self.__update_params({"backDriveId": driver.drive_id})
 
-    def __get_fileitem(self, fileinfo: BaseFile, parent: str = "/") -> schemas.FileItem:
+    def __get_fileitem(self, fileinfo: BaseFile, parent: Optional[str] = "/") -> schemas.FileItem:
         """
         获取文件信息
         """
@@ -374,7 +374,8 @@ class AliPan(StorageBase, metaclass=Singleton):
             return Path(local_path)
         return None
 
-    def upload(self, fileitem: schemas.FileItem, path: Path, new_name: str = None) -> Optional[schemas.FileItem]:
+    def upload(self, fileitem: schemas.FileItem, path: Path,
+               new_name: Optional[str] = None) -> Optional[schemas.FileItem]:
         """
         上传文件，并标记完成
         :param fileitem: 上传目录项
diff --git a/app/modules/filemanager/storages/alist.py b/app/modules/filemanager/storages/alist.py
index 70f4a9f3..74c083a7 100644
--- a/app/modules/filemanager/storages/alist.py
+++ b/app/modules/filemanager/storages/alist.py
@@ -133,7 +133,7 @@ class Alist(StorageBase, metaclass=Singleton):
     def list(
             self,
             fileitem: schemas.FileItem,
-            password: str = "",
+            password: Optional[str] = "",
             page: int = 1,
             per_page: int = 0,
             refresh: bool = False,
@@ -291,7 +291,7 @@ class Alist(StorageBase, metaclass=Singleton):
     def get_item(
             self,
             path: Path,
-            password: str = "",
+            password: Optional[str] = "",
             page: int = 1,
             per_page: int = 0,
             refresh: bool = False,
@@ -468,7 +468,7 @@ class Alist(StorageBase, metaclass=Singleton):
             self,
             fileitem: schemas.FileItem,
             path: Path = None,
-            password: str = "",
+            password: Optional[str] = "",
     ) -> Optional[Path]:
         """
         下载文件，保存到本地，返回本地临时文件地址
@@ -547,7 +547,7 @@ class Alist(StorageBase, metaclass=Singleton):
         return None
 
     def upload(
-            self, fileitem: schemas.FileItem, path: Path, new_name: str = None, task: bool = False
+            self, fileitem: schemas.FileItem, path: Path, new_name: Optional[str] = None, task: bool = False
     ) -> Optional[schemas.FileItem]:
         """
         上传文件
diff --git a/app/modules/filemanager/storages/local.py b/app/modules/filemanager/storages/local.py
index 0ddd637b..5e6713ad 100644
--- a/app/modules/filemanager/storages/local.py
+++ b/app/modules/filemanager/storages/local.py
@@ -191,7 +191,7 @@ class LocalStorage(StorageBase):
         """
         return Path(fileitem.path)
 
-    def upload(self, fileitem: schemas.FileItem, path: Path, new_name: str = None) -> Optional[schemas.FileItem]:
+    def upload(self, fileitem: schemas.FileItem, path: Path, new_name: Optional[str] = None) -> Optional[schemas.FileItem]:
         """
         上传文件
         :param fileitem: 上传目录项
diff --git a/app/modules/filemanager/storages/rclone.py b/app/modules/filemanager/storages/rclone.py
index 255b0ed9..ec91b311 100644
--- a/app/modules/filemanager/storages/rclone.py
+++ b/app/modules/filemanager/storages/rclone.py
@@ -56,7 +56,7 @@ class Rclone(StorageBase):
         else:
             return None
 
-    def __get_rcloneitem(self, item: dict, parent: str = "/") -> schemas.FileItem:
+    def __get_rcloneitem(self, item: dict, parent: Optional[str] = "/") -> schemas.FileItem:
         """
         获取rclone文件项
         """
@@ -254,7 +254,8 @@ class Rclone(StorageBase):
             logger.error(f"rclone复制文件失败：{err}")
         return None
 
-    def upload(self, fileitem: schemas.FileItem, path: Path, new_name: str = None) -> Optional[schemas.FileItem]:
+    def upload(self, fileitem: schemas.FileItem, path: Path,
+               new_name: Optional[str] = None) -> Optional[schemas.FileItem]:
         """
         上传文件
         :param fileitem: 上传目录项
diff --git a/app/modules/filemanager/storages/u115.py b/app/modules/filemanager/storages/u115.py
index f4b7abbe..a1dd5cac 100644
--- a/app/modules/filemanager/storages/u115.py
+++ b/app/modules/filemanager/storages/u115.py
@@ -150,7 +150,7 @@ class U115Pan(StorageBase, metaclass=Singleton):
         return result.get("data")
 
     def _request_api(self, method: str, endpoint: str,
-                     result_key: str = None, **kwargs) -> Optional[Union[dict, list]]:
+                     result_key: Optional[str] = None, **kwargs) -> Optional[Union[dict, list]]:
         """
         带错误处理和速率限制的API请求
         """
@@ -395,7 +395,7 @@ class U115Pan(StorageBase, metaclass=Singleton):
             modify_time=int(time.time())
         )
 
-    def upload(self, target_dir: schemas.FileItem, local_path: Path, new_name: str = None) -> schemas.FileItem:
+    def upload(self, target_dir: schemas.FileItem, local_path: Path, new_name: Optional[str] = None) -> schemas.FileItem:
         """
         实现带秒传、断点续传和二次认证的文件上传
         """