diff --git a/README.md b/README.md
index 6b57367..de32d6a 100644
--- a/README.md
+++ b/README.md
@@ -10,7 +10,7 @@ ohpm install @szyx/sdk_base
 
 ```tsx
 // 初始化
-import { WindowHelper } from '@szyx/sdk_base';
+import { GlobalContext } from '@szyx/sdk_base';
 export default class AppAbility extends UIAbility {
   onWindowStageCreate(windowStage: window.WindowStage): void {