         // If identifier is "licensePlateNumberChanged", then we can obtain the new license plate number from the VC
         if segue.identifier == "licensePlateNumberChanged", let licenseVC = segue.source as? CarLicenseViewController {
             self.licensePlateNumber = licenseVC.licensePlateNumber
+            self.delegate?.detailViewController(self, didChangeLicensePlateNumber: licenseVC.licensePlateNumber)
         }
     }
     

            self.licensePlateLabel?.text = self.licensePlateNumber ?? "-"
        }
    }
    
    var selectedZone: Zone? = nil {
        didSet {

        // Make sure to pass along the current value to the editor
        if segue.identifier == "changeLicensePlateNumber", let licenseVC = segue.destination as? CarLicenseViewController {
            licenseVC.licensePlateNumber = self.licensePlateNumber
            licenseVC.shortcutLicensePlateNumbers = self.previousLicensePlateNumbers ?? []
        }
    }
    
