diff --git a/src/main/java/com/nis/web/controller/dashboard/TrafficStatisticsInfoController.java b/src/main/java/com/nis/web/controller/dashboard/TrafficStatisticsInfoController.java
index 96cbdc1ed..8a1b1f156 100644
--- a/src/main/java/com/nis/web/controller/dashboard/TrafficStatisticsInfoController.java
+++ b/src/main/java/com/nis/web/controller/dashboard/TrafficStatisticsInfoController.java
@@ -525,7 +525,7 @@ public class TrafficStatisticsInfoController extends BaseController {
 		Calendar cal = Calendar. getInstance ();
         cal.setTime(new Date());
         String now =  new  SimpleDateFormat( "yyyy-MM-dd HH:mm:00" ).format(cal.getTime());//获取到完整的时间
-        cal.set(Calendar.HOUR_OF_DAY, cal.get(Calendar.HOUR_OF_DAY) - 12);
+        cal.set(Calendar.HOUR_OF_DAY, cal.get(Calendar.HOUR_OF_DAY) - 1);
         String oneHoursAgo =  new  SimpleDateFormat( "yyyy-MM-dd HH:mm:00" ).format(cal.getTime());
         List<WebsiteDomainTopic> domainList = appCfgService.getDomainDict(new WebsiteDomainTopic());// domain 域名
         model.addAttribute("domainList", domainList);