diff --git a/ubot.py b/ubot.py
index a4e0a56..b1f0782 100644
--- a/ubot.py
+++ b/ubot.py
@@ -88,6 +88,10 @@ async def edit(event):
 		await client.send_message('me', rpl)
 
 	if '.sh' in msg:
+			if event.is_channel and not event.is_group:
+					await event.edit('Sorry, this is not allowed!')
+					return
+
 			cmd = msg.split(' ', 1)[1]
 			host = os.uname()[1]
 			user = os.environ['USER']