diff --git a/api/@ohos.window.d.ts b/api/@ohos.window.d.ts
index 15c35591a109b17610c87a74c8904af3b850c127..f8587c8868a2525bf35c82e8e64f4ed4c307c1f2 100644
--- a/api/@ohos.window.d.ts
+++ b/api/@ohos.window.d.ts
@@ -4688,7 +4688,8 @@ 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;
 
@@ -4698,7 +4699,8 @@ 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;