diff --git a/MP.TaskMan/Controllers/MpTaskController.cs b/MP.TaskMan/Controllers/MpTaskController.cs
index 9d7f5add..881d6bdb 100644
--- a/MP.TaskMan/Controllers/MpTaskController.cs
+++ b/MP.TaskMan/Controllers/MpTaskController.cs
@@ -30,43 +30,46 @@ namespace MP.TaskMan.Controllers
             DateTime dtNext = DateTime.Today;
             try
             {
+                // prendo come partenza la DATA di fine a cui aggiungo l'ora/minuti schedulata precedentemente
+                TimeSpan oraSched = taskRec.DtNextExec.Subtract(taskRec.DtNextExec.Date);
+                DateTime baseDT = taskRec.DtLastExec.Date.Add(oraSched);
                 // calcolo next exec da tipo...
                 switch (taskRec.Freq)
                 {
                     case TaskFreqType.ND:
-                        dtNext = taskRec.DtLastExec.AddDays(taskRec.Cad);
+                        dtNext = baseDT.AddDays(taskRec.Cad);
                         break;
 
                     case TaskFreqType.Sec:
-                        dtNext = taskRec.DtLastExec.AddSeconds(taskRec.Cad);
+                        dtNext = baseDT.AddSeconds(taskRec.Cad);
                         break;
 
                     case TaskFreqType.Min:
-                        dtNext = taskRec.DtLastExec.AddMinutes(taskRec.Cad);
+                        dtNext = baseDT.AddMinutes(taskRec.Cad);
                         break;
 
                     case TaskFreqType.Hour:
-                        dtNext = taskRec.DtLastExec.AddHours(taskRec.Cad);
+                        dtNext = baseDT.AddHours(taskRec.Cad);
                         break;
 
                     case TaskFreqType.Day:
-                        dtNext = taskRec.DtLastExec.AddDays(taskRec.Cad);
+                        dtNext = baseDT.AddDays(taskRec.Cad);
                         break;
 
                     case TaskFreqType.Week:
-                        dtNext = taskRec.DtLastExec.AddDays(7 * taskRec.Cad);
+                        dtNext = baseDT.AddDays(7 * taskRec.Cad);
                         break;
 
                     case TaskFreqType.Month:
-                        dtNext = taskRec.DtLastExec.AddMonths(taskRec.Cad);
+                        dtNext = baseDT.AddMonths(taskRec.Cad);
                         break;
 
                     case TaskFreqType.Year:
-                        dtNext = taskRec.DtLastExec.AddYears(taskRec.Cad);
+                        dtNext = baseDT.AddYears(taskRec.Cad);
                         break;
 
                     default:
-                        dtNext = taskRec.DtLastExec.AddDays(taskRec.Cad);
+                        dtNext = baseDT.AddDays(taskRec.Cad);
                         break;
                 }
             }