diff --git a/themes/commerce/components/FloatDarkModeButton.js b/themes/commerce/components/FloatDarkModeButton.js
index f693d1f0..eb62ca06 100644
--- a/themes/commerce/components/FloatDarkModeButton.js
+++ b/themes/commerce/components/FloatDarkModeButton.js
@@ -1,8 +1,8 @@
 import { useGlobal } from '@/lib/global'
-import { saveDarkModeToCookies } from '@/themes/theme'
+import { saveDarkModeToLocalStorage } from '@/themes/theme'
 import CONFIG from '../config'
 
-export default function FloatDarkModeButton () {
+export default function FloatDarkModeButton() {
   const { isDarkMode, updateDarkMode } = useGlobal()
 
   if (!CONFIG.WIDGET_DARK_MODE) {
@@ -12,7 +12,7 @@ export default function FloatDarkModeButton () {
   // 用户手动设置主题
   const handleChangeDarkMode = () => {
     const newStatus = !isDarkMode
-    saveDarkModeToCookies(newStatus)
+    saveDarkModeToLocalStorage(newStatus)
     updateDarkMode(newStatus)
     const htmlElement = document.getElementsByTagName('html')[0]
     htmlElement.classList?.remove(newStatus ? 'light' : 'dark')
@@ -22,10 +22,13 @@ export default function FloatDarkModeButton () {
   return (
     <div
       onClick={handleChangeDarkMode}
-      className={'justify-center items-center w-7 h-7 text-center transform hover:scale-105 duration-200'
-      }
-    >
-      <i id="darkModeButton" className={`${isDarkMode ? 'fa-sun' : 'fa-moon'} fas text-xs`}/>
+      className={
+        'justify-center items-center w-7 h-7 text-center transform hover:scale-105 duration-200'
+      }>
+      <i
+        id='darkModeButton'
+        className={`${isDarkMode ? 'fa-sun' : 'fa-moon'} fas text-xs`}
+      />
     </div>
   )
 }