diff --git a/TripManager2.0/Controllers/EditorController.cs b/TripManager2.0/Controllers/EditorController.cs
index 13d6a7a..58e6dc6 100644
--- a/TripManager2.0/Controllers/EditorController.cs
+++ b/TripManager2.0/Controllers/EditorController.cs
@@ -217,9 +217,10 @@ public IActionResult UpdateVisa(EditVisaViewModel vm)
                 Name = vm.Nombre
             };
 
-            if (vm.SelectedRegion != null || vm.SelectedRegion.Count() > 0)
+            if (vm.SelectedRegion != null && vm.SelectedRegion.Count() > 0)
             {
                 var regiones = (IEnumerable<Region>)getter.GetAll("Region");
+                var regiones_visas = (IEnumerable<Region_Visa>)getter.GetAll("Region_Visa");
                 List<Region_Visa> regiones_visa = new List<Region_Visa>();
 
                 foreach (var name in vm.SelectedRegion)
@@ -227,16 +228,21 @@ public IActionResult UpdateVisa(EditVisaViewModel vm)
                     {
                         if (region.Nombre == name)
                         {
-                            regiones_visa.Add(new Region_Visa() { Region = region, Visa = toUpd });
+                            var old = regiones_visas.Where(rv => rv.Region.Nombre == name && rv.Visa.Name == toUpd.Name).SingleOrDefault();
+                            if (old != null)
+                                regiones_visa.Add(old);
+                            else
+                                regiones_visa.Add(new Region_Visa() { Region = region, Visa = toUpd });
                             break;
                         }
                     }
                 toUpd.Regiones = regiones_visa;
             }
 
-            if (vm.SelectedPais != null || vm.SelectedPais.Count() > 0)
+            if (vm.SelectedPais != null && vm.SelectedPais.Count() > 0)
             {
                 var paises = (IEnumerable<Pais>)getter.GetAll("Pais");
+                var paises_visas = (IEnumerable<Pais_Visa>)getter.GetAll("Pais_Visa");
                 List<Pais_Visa> paises_visa = new List<Pais_Visa>();
 
                 foreach (var name in vm.SelectedPais)
@@ -244,14 +250,19 @@ public IActionResult UpdateVisa(EditVisaViewModel vm)
                     {
                         if (pais.Nombre == name)
                         {
-                            paises_visa.Add(new Pais_Visa() { Pais = pais, Visa = toUpd });
+                            var old = paises_visas.Where(pv => pv.Pais.Nombre == name && pv.Visa.Name == toUpd.Name).SingleOrDefault();
+                            if (old != null)
+                                paises_visa.Add(old);
+                            else
+                                paises_visa.Add(new Pais_Visa() { Pais = pais, Visa = toUpd });
+                            break;
                         }
                     }
                 toUpd.Paises = paises_visa;
             }
 
             service.UpdateVisa(entity, toUpd);
-            return RedirectToAction("Welcome");
+            return RedirectToAction("EditVisa");
         }
     }
 }