diff --git a/api/@ohos.intl.d.ts b/api/@ohos.intl.d.ts
index 5bf8f664ee8afb4982d3f80f293a2fd960d43ed3..cf384e60714bb09a5b1c4c8cf74b696bd4338119 100755
--- a/api/@ohos.intl.d.ts
+++ b/api/@ohos.intl.d.ts
@@ -77,15 +77,24 @@ export interface LocaleOptions {
  * @since 6
  */
 export class Locale {
+    /**
+     * A constructor used to create a Locale object.
+     *
+     * @syscap SystemCapability.Global.I18n
+     * @since 6
+     */
+   constructor();
+
     /**
      * A constructor used to create a Locale object.
      *
      * @syscap SystemCapability.Global.I18n
      * @param locale Indicates a character string containing the locale information, including
      *               the language and optionally the script and region.
+     * @param options Indicates Locale option object use to initialize the Locale object.
      * @since 6
      */
-   constructor(locale?: string, options?: LocaleOptions);
+   constructor(locale: string, options?: LocaleOptions);
 
     /**
      * Indicates the language of the locale.