diff --git a/packages/fineui/src/base/tree/customtree.js b/packages/fineui/src/base/tree/customtree.js
index 349ae0912..eb774edfc 100644
--- a/packages/fineui/src/base/tree/customtree.js
+++ b/packages/fineui/src/base/tree/customtree.js
@@ -16,7 +16,8 @@ import {
     isNull,
     createWidget,
     Controller,
-    Events
+    Events,
+    omit,
 } from "@/core";
 
 /**
@@ -104,7 +105,7 @@ export class CustomTree extends Widget {
 
                     return itemsCreator.apply(this, args);
                 };
-                isNull(item.popup.el) && (item.popup.el = deepClone(this.options.el));
+                isNull(item.popup.el) && (item.popup.el = deepClone(omit(this.options.el, "node")));
                 item.popup.el.node = item.el;
                 items.push(item);
             } else {