diff --git a/pyrogram/methods/chats/get_chat.py b/pyrogram/methods/chats/get_chat.py
index 4e9a5428..cd8f5c9d 100644
--- a/pyrogram/methods/chats/get_chat.py
+++ b/pyrogram/methods/chats/get_chat.py
@@ -67,7 +67,7 @@ class GetChat(Scaffold):
 
             await self.fetch_peers([r.chat])
 
-            if isinstance(r.chat, types.Chat):
+            if isinstance(r.chat, raw.types.Chat):
                 chat_id = -r.chat.id
 
             if isinstance(r.chat, raw.types.Channel):