diff --git a/service/msgManager.js b/service/msgManager.js
index 7b97d2d..9e5c92d 100644
--- a/service/msgManager.js
+++ b/service/msgManager.js
@@ -148,7 +148,7 @@ class MessageQueue extends EventEmitter {
         console.log(`✅ 通知发送成功: ${JSON.stringify(sendResult)}`);
         
         // 添加3秒延迟以满足企微文档的频率限制（每分钟不超过20条消息）
-        // await new Promise(resolve => setTimeout(resolve, 3000));
+        await new Promise(resolve => setTimeout(resolve, 3000));
       } catch (error) {
         console.error(`❌ 通知发送失败: ${error}`);
       }