diff --git a/chat_listener.py b/chat_listener.py
index bdc4c67..fed8cba 100644
--- a/chat_listener.py
+++ b/chat_listener.py
@@ -1,4 +1,5 @@
 from twitchio.ext import commands
+import twitchio
 from twitchio.web import AiohttpAdapter
 
 class TwitchBot(commands.Bot):
@@ -30,7 +31,7 @@ class TwitchBot(commands.Bot):
         """Called once when the bot goes online."""
         print(f"Listener ready for #{self.channel_name}")
 
-    async def event_message(self, message):
+    async def event_message(self, message: twitchio.Message):
         """Runs every time a message is sent in chat."""
         # The 'echo' check is temporarily disabled to allow self-messaging for testing.
         # if message.echo: