diff --git a/typescript/core/widget.ts b/typescript/core/widget.ts
index b62541233..65a6a9b5b 100644
--- a/typescript/core/widget.ts
+++ b/typescript/core/widget.ts
@@ -98,7 +98,7 @@ export interface _Widget extends _OB {
     /**
      * 更新
      */
-    update?(): void;
+    update?(...args: any[]): void;
 
     /**
      * 销毁前