diff --git a/typescript/core/widget.ts b/typescript/core/widget.ts
index 4c1fc9d2f..fa945cb7c 100644
--- a/typescript/core/widget.ts
+++ b/typescript/core/widget.ts
@@ -418,6 +418,11 @@ export declare class Widget extends OB {
      */
     static registerRenderEngine(engine: RenderEngine): void;
 
+    /**
+     * 渲染引擎
+     */
+    static _renderEngine: RenderEngine;
+
     /**
      * 出现loading的锁
      */
@@ -476,11 +481,6 @@ export declare class Widget extends OB {
      */
     _manualSetValid: boolean;
 
-    /**
-     * 渲染引擎
-     */
-    _renderEngine: RenderEngine;
-
     _store(): void;
 
     // 生命周期函数