diff --git a/telebot/types.py b/telebot/types.py
index b04deab..970c433 100644
--- a/telebot/types.py
+++ b/telebot/types.py
@@ -108,7 +108,7 @@ class Message(JsonDeserializable):
     def de_json(cls, json_string):
         obj = cls.check_json(json_string)
         message_id = obj['message_id']
-        from_user = User.de_json(json.dumps(obj['from']))
+        from_user = User.de_json(obj['from'])
         chat = Message.parse_chat(obj['chat'])
         date = obj['date']
         content_type = None