diff --git a/api/@internal/component/ets/date_picker.d.ts b/api/@internal/component/ets/date_picker.d.ts
index 01843f343801fdd68fcbc0185832317dcf1a9552..d5c55b20326d52915413b59f6e530182066a9787 100644
--- a/api/@internal/component/ets/date_picker.d.ts
+++ b/api/@internal/component/ets/date_picker.d.ts
@@ -153,17 +153,17 @@ declare interface DatePickerDialogOption extends DatePickerOption {
    * Called when the OK button in the dialog is clicked.
    * @since 8
    */
-  onAccept: (value: DatePickerResult) => void;
+  onAccept?: (value: DatePickerResult) => void;
   /**
    * Called when the Cancel button in the dialog is clicked.
    * @since 8
    */
-  onCancel: () => void;
+  onCancel?: () => void;
   /**
    * This event is triggered when a DatePicker date or time is selected in dialog.
    * @since 8
    */
-  onChange: (value: DatePickerResult) => void;
+  onChange?: (value: DatePickerResult) => void;
 }
 
 /**
diff --git a/api/@internal/component/ets/text_picker.d.ts b/api/@internal/component/ets/text_picker.d.ts
index ed30ed543ae3abb57d23dd84b25e259331f20c01..8db6d4687d45dba790fed2ec386002c311ea08b8 100644
--- a/api/@internal/component/ets/text_picker.d.ts
+++ b/api/@internal/component/ets/text_picker.d.ts
@@ -101,17 +101,17 @@ declare interface TextPickerDialogOption extends TextPickerOption {
    * Called when the OK button in the dialog is clicked.
    * @since 8
    */
-  onAccept: (value: TextPickerResult) => void;
+  onAccept?: (value: TextPickerResult) => void;
   /**
    * Called when the Cancel button in the dialog is clicked.
    * @since 8
    */
-  onCancel: () => void;
+  onCancel?: () => void;
   /**
    * This event is triggered when a TextPicker text is selected in dialog.
    * @since 8
    */
-  onChange: (value: TextPickerResult) => void;
+  onChange?: (value: TextPickerResult) => void;
 }
 
 /**