diff --git a/api/@ohos.intl.d.ts b/api/@ohos.intl.d.ts
index 7476a203e8e56494fe73d97f05a2ad1ff74598df..560b67b29855d63010e232b401e8f8bb278c06d5 100755
--- a/api/@ohos.intl.d.ts
+++ b/api/@ohos.intl.d.ts
@@ -480,7 +480,7 @@ export interface NumberOptions {
      * Indicates the unit display format.
      *
      * @syscap SystemCapability.Global.I18n
-     * @since 6
+     * @since 8
      */
     unitUsage: string