diff --git a/plugins/message_summary/main.py b/plugins/message_summary/main.py
index e123954..df3384f 100644
--- a/plugins/message_summary/main.py
+++ b/plugins/message_summary/main.py
@@ -371,7 +371,7 @@ class MessageSummaryPlugin(MessagePluginInterface):
                     # 发送提示消息
                     await self.bot.send_text_message(
                         group_id,
-                        f"⏳ 正在生成 [{yesterday.strftime('%Y-%m-%d')})]聊天总结… 😊"
+                        f"⏳ 正在生成 [{yesterday.strftime('%Y-%m-%d')}]聊天总结… 😊"
                     )
 
                     # 生成总结