diff --git a/api/@internal/component/ets/xcomponent.d.ts b/api/@internal/component/ets/xcomponent.d.ts
index 52ef742479225ef0c800255254f0f8c4eaf8e5e0..119d2f59edf883c81f9596c2150e92593eeaea10 100644
--- a/api/@internal/component/ets/xcomponent.d.ts
+++ b/api/@internal/component/ets/xcomponent.d.ts
@@ -40,6 +40,7 @@ declare class XComponentController {
   /**
    * set the surface size created by XComponent.
    * @since 8
+   * @systemapi
    */
   setXComponentSurfaceSize(value: {
     surfaceWidth: number;