diff --git a/api/@ohos.application.Want.d.ts b/api/@ohos.application.Want.d.ts
index 6b2c2b0ae671dc0d0f36a7f79506d7801fa7e39d..1a54ebefd9e6dd0cff0c86d9681044c0147318b1 100644
--- a/api/@ohos.application.Want.d.ts
+++ b/api/@ohos.application.Want.d.ts
@@ -1,5 +1,5 @@
 /*
- * Copyright (c) 2021 Huawei Device Co., Ltd.
+ * Copyright (c) 2021-2022 Huawei Device Co., Ltd.
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
  * You may obtain a copy of the License at
@@ -93,4 +93,12 @@ export default class Want {
      * @default -
      */
     entities?: Array<string>;
-}
\ No newline at end of file
+
+    /**
+     * The description of an module name in an want.
+     * @since 9
+     * @syscap SystemCapability.Ability.AbilityBase
+     * @default -
+     */
+    moduleName?: string;
+}
diff --git a/api/bundle/elementName.d.ts b/api/bundle/elementName.d.ts
index be8e31b4c20f5cd1c38b823c8784e4a8049e41c6..92f4628f8c0628e5cceb1d1079785301b9d25822 100644
--- a/api/bundle/elementName.d.ts
+++ b/api/bundle/elementName.d.ts
@@ -1,5 +1,5 @@
 /*
- * Copyright (c) 2021 Huawei Device Co., Ltd.
+ * Copyright (c) 2021-2022 Huawei Device Co., Ltd.
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
  * You may obtain a copy of the License at
@@ -68,4 +68,13 @@
    * @syscap SystemCapability.BundleManager.BundleFramework
    */
   shortName?: string;
+
+ /**
+  * module name
+  * @default -
+  *
+  * @since 9
+  * @syscap SystemCapability.BundleManager.BundleFramework
+  */
+  moduleName?: string;
 }