diff --git a/SlnMesnac.WPF/ViewModel/ProdStatisticsViewModel.cs b/SlnMesnac.WPF/ViewModel/ProdStatisticsViewModel.cs
index 3997c3d..b971962 100644
--- a/SlnMesnac.WPF/ViewModel/ProdStatisticsViewModel.cs
+++ b/SlnMesnac.WPF/ViewModel/ProdStatisticsViewModel.cs
@@ -195,7 +195,9 @@ namespace SlnMesnac.WPF.ViewModel
         {
             try
             {
-                if (EndDate <= BeginDate)
+                BeginDate = BeginDate.Date;
+                EndDate = EndDate.AddDays(1).Date;
+                if (EndDate < BeginDate)
                 {
                     Application.Current.Dispatcher.Invoke(() =>
                     {