diff --git a/packages/fineui/src/core/4.widget.js b/packages/fineui/src/core/4.widget.js
index 826cc5f84..bc810570b 100644
--- a/packages/fineui/src/core/4.widget.js
+++ b/packages/fineui/src/core/4.widget.js
@@ -868,13 +868,13 @@ export class Widget extends OB {
         callLifeHook(this, "destroyed");
         this.destroyed = null;
         this._isDestroyed = true;
-        // this._purgeRef();  // 清除ref的时机还是要仔细考虑一下
     }
 
     _unMount() {
         this._assetMounted();
         this.__destroy();
         this.fireEvent(Events.UNMOUNT);
+        this._purgeRef();
         this.purgeListeners();
     }