diff --git a/PARR.API/Controllers/V1/Statistics/StatRobotTaskController.cs b/PARR.API/Controllers/V1/Statistics/StatRobotTaskController.cs
index 54173850..9319e39e 100644
--- a/PARR.API/Controllers/V1/Statistics/StatRobotTaskController.cs
+++ b/PARR.API/Controllers/V1/Statistics/StatRobotTaskController.cs
@@ -89,6 +89,7 @@ namespace PARR.API.Controllers.V1.Statistics
         {
             int minusHour = 24;
             var queryDate = DateTimeOffset.UtcNow.AddHours(-minusHour);
+            queryDate = new DateTimeOffset(queryDate.Year, queryDate.Month, queryDate.Day, queryDate.Hour, 0, 0, new TimeSpan(0));
             //queryDate = queryDate.Date + new TimeSpan(queryDate.Hour, 0, 0);
             //queryDate=queryDate.ToOffset(TimeSpan.Zero);