diff --git a/acpbot.py b/acpbot.py
index 743556b..58c544d 100644
--- a/acpbot.py
+++ b/acpbot.py
@@ -114,8 +114,9 @@ async def main():
     @client.on(events.NewMessage)
     async def handle_new_channel_message(e):
         if not (
-            (e.from_id in (1087968824, 136817688) and e.fwd_from) or
-            not e.from_id
+            (e.sender_id in (1087968824, 136817688) and e.fwd_from) or
+            not e.sender_id or
+            e.sender_id < 0
         ):
             return
         chat_data = get_chat_data(e.chat_id)