diff --git a/api/@internal/component/ets/common.d.ts b/api/@internal/component/ets/common.d.ts
index 23b05409b79f14a7a147b510e40d8cb51f47013e..a978cf1a2b21c6779939dc6d51fd57dcf597e46d 100644
--- a/api/@internal/component/ets/common.d.ts
+++ b/api/@internal/component/ets/common.d.ts
@@ -1199,6 +1199,12 @@ declare class CommonMethod<T> {
    */
   focusable(value: boolean): T;
 
+  /**
+   * Set tabIndex.
+   * @since 9
+   */
+  tabIndex(index: number): T;
+
   /**
    * Trigger a event when got focus.
    * @since 8