diff --git a/api/wantAgent/wantAgentInfo.d.ts b/api/wantAgent/wantAgentInfo.d.ts
index 2c2b198199ad37ed98e54223c0d552db8314c898..56f13c6c4412ece10179ff0d7d2f5dbe87f55751 100644
--- a/api/wantAgent/wantAgentInfo.d.ts
+++ b/api/wantAgent/wantAgentInfo.d.ts
@@ -187,4 +187,15 @@ export interface WantAgentInfo {
    * @since 12
    */
   extraInfos?: Record<string, Object>;
+
+  /**
+   * Indicates the user ID, If the user ID not specified, the current user ID is used by default.
+   *
+   * @type { ?number }
+   * @syscap SystemCapability.Ability.AbilityRuntime.Core
+   * @systemapi
+   * @stagemodelonly
+   * @since 20
+   */
+  userId?: number;
 }