diff --git a/lib/events/offline.js b/lib/events/offline.js
index d9d87b8..6c0a57f 100644
--- a/lib/events/offline.js
+++ b/lib/events/offline.js
@@ -5,7 +5,7 @@ import cfg from '../config/config.js'
 /**
  * 监听下线事件
  */
-export default class onlineEvent extends EventListener {
+export default class offlineEvent extends EventListener {
   constructor () {
     super({ event: 'system.offline' })
   }