diff --git a/package.json b/package.json
index 9cad53c..c98a8ca 100644
--- a/package.json
+++ b/package.json
@@ -1,6 +1,6 @@
 {
   "name": "@bd/core",
-  "version": "1.9.1",
+  "version": "1.9.2",
   "type": "module",
   "description": "百搭UI组件库的核心",
   "main": "dist/index.js",
diff --git a/src/index.js b/src/index.js
index 5512a71..f5bdd25 100644
--- a/src/index.js
+++ b/src/index.js
@@ -183,7 +183,7 @@ export class Component extends HTMLElement {
   disconnectedCallback() {
     this[__children__]?.setConnected(false)
 
-    if (!document.body.contains(this)) {
+    if (!document.body?.contains(this)) {
       let $events = this.$events
       if ($events) {
         for (let name in $events) {