Update project_task.py

custom_project/models/project_task.py

@@ -51,12 +51,12 @@ class ProjectTask(models.Model):
     def onchange_end_date(self):
         for rec in self:
             if rec.x_end_date:
-                rec.date_deadline = datetime.combine(rec.x_end_date, datetime.min.time()) + timedelta(hours=24)
+                rec.date_deadline = datetime.combine(rec.x_end_date, datetime.min.time()) + timedelta(hours=15)
 
     def write(self, vals):
         if vals and type(vals) == dict:
             if vals.get("x_start_date") or vals.get("x_end_date"):
                 for rec in self:
                     rec.planned_date_begin = datetime.combine(rec.x_start_date, datetime.min.time()) + timedelta(hours=15)
-                    rec.date_deadline = datetime.combine(rec.x_end_date, datetime.min.time()) + timedelta(hours=24)
+                    rec.date_deadline = datetime.combine(rec.x_end_date, datetime.min.time()) + timedelta(hours=15)
         return super().write(vals)