diff --git a/telebot/__init__.py b/telebot/__init__.py
index aa837f9..05ae34e 100644
--- a/telebot/__init__.py
+++ b/telebot/__init__.py
@@ -295,7 +295,10 @@ class TeleBot:
 
     def get_chat_administrators(self, chat_id):
         result = apihelper.get_chat_administrators(self.token, chat_id)
-        return [[types.ChatMember.de_json(y) for y in x] for x in result]
+        ret = []
+        for r in result:
+            ret.append(types.ChatMember.de_json(r))
+        return ret
 
     def get_chat_members_count(self, chat_id):
         result = apihelper.get_chat_members_count(self.token, chat_id)
diff --git a/telebot/types.py b/telebot/types.py
index c6f9b6e..7906467 100644
--- a/telebot/types.py
+++ b/telebot/types.py
@@ -727,7 +727,7 @@ class ChatMember(JsonDeserializable):
         obj = cls.check_json(json_type)
         user = User.de_json(obj['user'])
         status = obj['status']
-        return cls(id, user, status)
+        return cls(user, status)
 
     def __init__(self, user, status):
         self.user = user