diff --git a/api/@ohos.notification.d.ts b/api/@ohos.notification.d.ts
index b89772c2bb2af7d7a26bc8c5e4c1c4b55f9e5e69..34b3381f73c3c53b3830d0b76fe83be32c171aaa 100644
--- a/api/@ohos.notification.d.ts
+++ b/api/@ohos.notification.d.ts
@@ -960,7 +960,7 @@ declare namespace notification {
    * Describes a NotificationFlags instance.
    *
    * @since 9
-   * @permission N/A
+   * @systemapi Hide this for inner system use.
    * @syscap SystemCapability.Notification.Notification
    */
   export type NotificationFlags =  _NotificationFlags