diff --git a/packages/react-components/react-dialog/Spec.md b/packages/react-components/react-dialog/Spec.md
index 478e39e6e99b8e..01bb14fbd1ef18 100644
--- a/packages/react-components/react-dialog/Spec.md
+++ b/packages/react-components/react-dialog/Spec.md
@@ -119,17 +119,17 @@ type DialogProps = ComponentProps<DialogSlots> & {
    */
   defaultOpen?: boolean;
   /**
-   * Callback fired when the component requests to be closed.
+   * Callback fired when the component changes value from open state.
    * @default undefined
    */
-  onClose?(event: MouseEvent | KeyboardEvent, data: DialogCloseData): void;
+  onOpenChange?(event: MouseEvent | KeyboardEvent, data: DialogOpenChangeData): void;
 };
 
-type DialogCloseData = {
+type DialogOpenChangeData = {
   /**
    * The event source of the callback invocation
    */
-  type: 'escapeKeyDown' | 'overlayClick' | 'closeButtonClick';
+  type: 'escapeKeyDown' | 'overlayClick' | 'triggerClick';
   /**
    * The next value for the internal state of the dialog
    */