diff --git a/package.json b/package.json
index 5ef0a1c..a7337c8 100644
--- a/package.json
+++ b/package.json
@@ -1,6 +1,6 @@
 {
   "name": "@bd/core",
-  "version": "1.5.6",
+  "version": "1.5.7",
   "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 0afd1fd..ac61d35 100644
--- a/src/index.js
+++ b/src/index.js
@@ -91,6 +91,13 @@ export class Component extends HTMLElement {
     delete this.props
   }
 
+  static reg(name = '') {
+    name = 'wc-' + name
+    if (!customElements.get(name)) {
+      customElements.define(name, this)
+    }
+  }
+
   constructor() {
     super()
     this[__pending__] = false