diff --git a/ruoyi-ui/src/views/monitor/job/index.vue b/ruoyi-ui/src/views/monitor/job/index.vue
index f03e63b..b2afcec 100644
--- a/ruoyi-ui/src/views/monitor/job/index.vue
+++ b/ruoyi-ui/src/views/monitor/job/index.vue
@@ -239,7 +239,7 @@
       </div>
     </el-dialog>
 
-    <el-dialog title="Cron表达式生成器" :visible.sync="openCron" append-to-body class="scrollbar">
+    <el-dialog title="Cron表达式生成器" :visible.sync="openCron" append-to-body destroy-on-close class="scrollbar">
       <crontab @hide="openCron=false" @fill="crontabFill" :expression="expression"></crontab>
     </el-dialog>