diff --git a/api/@ohos.window.d.ts b/api/@ohos.window.d.ts
index 2bbf4a56e30115c4a408f7828de1a9e064fc2a8e..24300d3311d75c272b5a6ec7c83e43b794d1d693 100644
--- a/api/@ohos.window.d.ts
+++ b/api/@ohos.window.d.ts
@@ -4689,7 +4689,8 @@ declare namespace window {
      * @type { Rect }
      * @syscap SystemCapability.Window.SessionManager
      * @atomicservice
-     * @since 18
+     * @since arkts {'1.1':'18', '1.2':'20'}
+     * @arkts 1.1&1.2
      */
     beginRect: Rect;
 
@@ -4699,7 +4700,8 @@ declare namespace window {
      * @type { Rect }
      * @syscap SystemCapability.Window.SessionManager
      * @atomicservice
-     * @since 18
+     * @since arkts {'1.1':'18', '1.2':'20'}
+     * @arkts 1.1&1.2
      */
     endRect: Rect;