diff --git a/src/views/mall/promotion/rewardActivity/RewardForm.vue b/src/views/mall/promotion/rewardActivity/RewardForm.vue
index 6556a156d..ec459467c 100644
--- a/src/views/mall/promotion/rewardActivity/RewardForm.vue
+++ b/src/views/mall/promotion/rewardActivity/RewardForm.vue
@@ -16,6 +16,7 @@
           :end-placeholder="t('common.endTimeText')"
           :start-placeholder="t('common.startTimeText')"
           range-separator="-"
+          value-format="x"
           type="datetimerange"
         />
       </el-form-item>