diff --git a/src/chat.js b/src/chat.js
index 8d68a97..e62d096 100644
--- a/src/chat.js
+++ b/src/chat.js
@@ -1,5 +1,5 @@
 import { get, set, del, update, createStore, values } from 'idb-keyval'
-import { Span, Button, List, ListItem, Input, createElement } from './weigets.js'
+import { Span, Button, List, ListItem, TextArea, createElement } from './weigets.js'
 
 export default class Chat {
     constructor({ name, EventListeners = {}, onsend, onexit }) {
@@ -10,7 +10,7 @@ export default class Chat {
         document.body.appendChild(createElement({
             children: [
                 this.ul,
-                createElement({
+                TextArea({
                     type: 'text',
                     placeholder: '输入聊天内容',
                     style: {
@@ -27,7 +27,7 @@ export default class Chat {
                             event.target.value = ''
                         }
                     }
-                }, 'textarea'),
+                }),
                 Button({
                     textContent: '发送(ctrl+Enter)',
                     onclick: event => {
diff --git a/src/weigets.js b/src/weigets.js
index cddb019..810eb7d 100644
--- a/src/weigets.js
+++ b/src/weigets.js
@@ -35,6 +35,10 @@ export function Input(options) {
     return createElement(options, 'input')
 }
 
+export function TextArea(options) {
+    return createElement(options, 'textarea')
+}
+
 export function Avatar(options) {
     const element = createElement(options, 'img')
     element.onerror = () => element.src = '/favicon.ico'