diff --git a/cms/src/main/java/com/pudonghot/yo/cms/service/impl/CampaignQuotaServiceImpl.java b/cms/src/main/java/com/pudonghot/yo/cms/service/impl/CampaignQuotaServiceImpl.java
index 27ba86aa..a3c849a6 100644
--- a/cms/src/main/java/com/pudonghot/yo/cms/service/impl/CampaignQuotaServiceImpl.java
+++ b/cms/src/main/java/com/pudonghot/yo/cms/service/impl/CampaignQuotaServiceImpl.java
@@ -31,7 +31,7 @@ public class CampaignQuotaServiceImpl
     @Override
     protected void beforeCreate(final FormCreateCampaignQuota form, final CampaignQuota model) {
         super.beforeCreate(form, model);
-        validateDailyTime(form.getCampaignId(), form.getDailyFrom(), form.getDailyTo());
+        validateDailyTime(null, form.getCampaignId(), form.getDailyFrom(), form.getDailyTo());
     }
 
     /**
@@ -40,14 +40,21 @@ public class CampaignQuotaServiceImpl
     @Override
     protected void beforeUpdate(final FormUpdateCampaignQuota form, final CampaignQuota model) {
         super.beforeUpdate(form, model);
-        validateDailyTime(model.getCampaignId(), form.getDailyFrom(), form.getDailyTo());
+        validateDailyTime(model.getId(), model.getCampaignId(), form.getDailyFrom(), form.getDailyTo());
     }
 
-    void validateDailyTime(final Integer campaignId, final DailyTime dailyFrom, final DailyTime dailyTo) {
+    void validateDailyTime(final Integer quoaId, final Integer campaignId, final DailyTime dailyFrom, final DailyTime dailyTo) {
         Assert.state(dailyFrom.getSecondOfDay() < dailyTo.getSecondOfDay(),
             () -> "无效开始时间[" + dailyFrom + "]和结束时间[" + dailyTo + "]，开始时间须小于结束时间");
 
-        mapper.scan(128, new Search(CampaignQuota.CAMPAIGN_ID, campaignId), item -> {
+        val search = new Search(CampaignQuota.CAMPAIGN_ID, campaignId);
+        // ignore self
+        if (quoaId != null) {
+            search.ne(CampaignQuota.ID, quoaId);
+        }
+
+        mapper.scan(128, search, item -> {
+
             val itemDailyFrom = item.getDailyFrom();
             val itemDailyTo = item.getDailyTo();