diff --git a/assistant/assistant.py b/assistant/assistant.py
index a80e687..dee2257 100644
--- a/assistant/assistant.py
+++ b/assistant/assistant.py
@@ -70,12 +70,10 @@ class Assistant(commands.Cog):
     async def on_message(self, message: discord.Message):
         if message.author.bot:
             return
-        if not isinstance(message.channel, discord.TextChannel):
+        if not message.guild:
             return
 
         guild = message.guild
-        if guild is None:
-            return
 
         # Debug: react with 1️⃣ to confirm listener fires
         if self.bot.user in message.mentions: