diff --git a/pyrogram/types/user_and_chats/chat.py b/pyrogram/types/user_and_chats/chat.py
index 380f4591..e3e7ee0a 100644
--- a/pyrogram/types/user_and_chats/chat.py
+++ b/pyrogram/types/user_and_chats/chat.py
@@ -954,7 +954,7 @@ class Chat(Object):
         self,
         user_id: Union[int, str],
         privileges: "types.ChatPrivileges" = None,
-        title: Optional[str] = None,
+        title: Optional[str] = "",
     ) -> bool:
         """Bound method *promote_member* of :obj:`~pyrogram.types.Chat`.