diff --git a/VDSSample/ViewControllers/DatePickerViewController.swift b/VDSSample/ViewControllers/DatePickerViewController.swift
index 69690ca..4e6be9f 100644
--- a/VDSSample/ViewControllers/DatePickerViewController.swift
+++ b/VDSSample/ViewControllers/DatePickerViewController.swift
@@ -53,11 +53,11 @@ class DatePickerViewController: BaseViewController<DatePicker> {
         }
         
         requiredSwitch.onChange = { [weak self] sender in
-            self?.component.required = sender.isOn
+            self?.component.isRequired = sender.isOn
         }
                 
         readonlySwitch.onChange = { [weak self] sender in
-            self?.component.readOnly = sender.isOn
+            self?.component.isReadOnly = sender.isOn
         }
 
         transparentBgSwitch.onChange = { [weak self] sender in
@@ -119,7 +119,7 @@ class DatePickerViewController: BaseViewController<DatePicker> {
         
         //setup UI
         disabledSwitch.isOn = !component.isEnabled
-        requiredSwitch.isOn = component.required
+        requiredSwitch.isOn = component.isRequired
         surfacePickerSelectorView.text = component.surface.rawValue
         labelTextField.text = component.labelText
         helperTextField.text = component.helperText