diff --git a/src/views/dietaryNutritionTips/dietaryNutritionTips2.vue b/src/views/dietaryNutritionTips/dietaryNutritionTips2.vue
index 80fefe3..bf6664a 100644
--- a/src/views/dietaryNutritionTips/dietaryNutritionTips2.vue
+++ b/src/views/dietaryNutritionTips/dietaryNutritionTips2.vue
@@ -187,7 +187,7 @@ export default {
             httpRequest('POST', url, {}, {}).then(function(res) {
                 if (res.success && res.result && res.result.rankList) {
                     if (this_.personnelType === "staff") {
-                        this_.doingDay = res.result.doingDay;
+                        this_.doingDay = res.result.doingDay === null ? '-' : res.result.doingDay;
                     }
 
                     this_.list = res.result.rankList;