diff --git a/api/@internal/component/ets/tabs.d.ts b/api/@internal/component/ets/tabs.d.ts
index 509d578ff2c4dfef3bf4bc344923f42932ad0be0..fd878d5d054c6049f224323a2c18669b951fbca5 100644
--- a/api/@internal/component/ets/tabs.d.ts
+++ b/api/@internal/component/ets/tabs.d.ts
@@ -89,6 +89,12 @@ declare class TabsAttribute extends CommonMethod<TabsAttribute> {
    */
   vertical(value: boolean): TabsAttribute;
 
+  /**
+   * Called when determining the location of the bar chart.
+   * @since 9
+   */
+  barPosition(value: BarPosition): TabsAttribute;
+
   /**
    * Called when judging whether page switching can be performed by sliding left and right.
    * @since 7