diff --git a/jero-web/src/components/jero/JTime.vue b/jero-web/src/components/jero/JTime.vue
index 60b1e9b8..89b4cc17 100644
--- a/jero-web/src/components/jero/JTime.vue
+++ b/jero-web/src/components/jero/JTime.vue
@@ -54,7 +54,6 @@ export default {
   computed: {
     // 透传给下级组件的事件，需要排除本组件使用的change事件
     childListeners () {
-      const vm = this
       const result = Object.assign({},
         this.$listeners
       )