diff --git a/src/service/wechatwork.service.ts b/src/service/wechatwork.service.ts
index a0b5266..f768a88 100644
--- a/src/service/wechatwork.service.ts
+++ b/src/service/wechatwork.service.ts
@@ -294,7 +294,7 @@ export class WechatWorkService {
       return response.data
     })
     this.timePre = endtime
-    await new RedisClient().set('qywx_time_cache', starttime + '')
+    await new RedisClient().set('qywx_time_cache', endtime + '')
     return response
   }
 }