diff --git a/agentverse/memory/chat_history.py b/agentverse/memory/chat_history.py
index ee3d40f94..3769e338f 100644
--- a/agentverse/memory/chat_history.py
+++ b/agentverse/memory/chat_history.py
@@ -117,9 +117,6 @@ async def to_messages(
                 prompt, messages, max_send_token, model
             )
             if trimmed_history:
-                import pdb
-
-                pdb.set_trace()
                 new_summary_msg, _ = await self.trim_messages(
                     list(prompt), model, messages
                 )