diff --git a/zh-cn/application-dev/reference/arkui-ts/ts-state-management.md b/zh-cn/application-dev/reference/arkui-ts/ts-state-management.md
index 0defa90f0c7156a21408dc0b4cb6935eeea1f7d7..88cc46ca11a38816f64af5e3f7ae3cf9138597c8 100644
--- a/zh-cn/application-dev/reference/arkui-ts/ts-state-management.md
+++ b/zh-cn/application-dev/reference/arkui-ts/ts-state-management.md
@@ -160,7 +160,7 @@ Set<T>(propName: string, newValue: T): boolean
 | boolean | 如果存在key值，设置value值并返回true，否则返回false。 |
 
 ```ts
-let simple = AppStorage.Set('simpleProp');
+let simple = AppStorage.Set('simpleProp', 121);
 ```
 
 ### SetOrCreate