diff --git a/packages/astrbot/main.py b/packages/astrbot/main.py
index 578edb956..9dcd4a688 100644
--- a/packages/astrbot/main.py
+++ b/packages/astrbot/main.py
@@ -792,6 +792,13 @@ UID: {user_id} 此 ID 可用于设置管理员。
             message.unified_msg_origin
         )
 
+        # 长期记忆
+        if self.ltm:
+            try:
+                await self.ltm.remove_session(event=message)
+            except Exception as e:
+                logger.error(f"清理聊天增强记录失败: {e}")
+
         message.set_result(
             MessageEventResult().message(f"切换到新对话: 新对话({cid[:4]})。")
         )