diff --git a/bot/skills/chat.py b/bot/skills/chat.py
index ec2eaf4..592d53a 100644
--- a/bot/skills/chat.py
+++ b/bot/skills/chat.py
@@ -38,7 +38,7 @@ def __init__(self):
     def registerMessage(self, update: Update, context: CallbackContext):
         if update.message is None:
             return
-        if update.message.text.starts_with("/"):
+        if update.message.text.startswith("/"):
             return
         with self.lock:
             self.memory.append(