diff --git a/typescript/core/ob.ts b/typescript/core/ob.ts
index 5279babe7c..16ce71024d 100644
--- a/typescript/core/ob.ts
+++ b/typescript/core/ob.ts
@@ -1,7 +1,7 @@
 export interface _OB {
     props: Props | (<T>(config: T) => Props & T);
 
-    options: Props;
+    options: this["props"];
 
     events?: {
         [eventName: string]: Function[];
diff --git a/typescript/core/widget.ts b/typescript/core/widget.ts
index 29292a632a..626ea58378 100644
--- a/typescript/core/widget.ts
+++ b/typescript/core/widget.ts
@@ -57,9 +57,7 @@ export interface _Widget extends _OB {
      */
     _renderEngine: RenderEngine;
 
-    _store(): any;
-
-    model: any;
+    _store(): void;
 
     // 生命周期函数
     /**