diff --git a/lib/formatDate.js b/lib/formatDate.js
index 6f274da8..dae1b68a 100644
--- a/lib/formatDate.js
+++ b/lib/formatDate.js
@@ -9,9 +9,7 @@ export default function formatDate (date, local) {
   const d = new Date(date)
   const options = { year: 'numeric', month: 'short', day: 'numeric' }
   const res = d.toLocaleDateString(local, options)
-  return local.slice(0, 2).toLowerCase() === 'zh'
-    ? res.replace('年', '-').replace('月', '-').replace('日', '')
-    : res
+  return res
 }
 
 export function formatDateFmt (timestamp, fmt) {
diff --git a/pages/archive/index.js b/pages/archive/index.js
index 6d0ebe32..ffba2787 100644
--- a/pages/archive/index.js
+++ b/pages/archive/index.js
@@ -4,6 +4,7 @@ import { useGlobal } from '@/lib/global'
 import BLOG from '@/blog.config'
 import { useRouter } from 'next/router'
 import { getLayoutByTheme } from '@/themes/theme'
+import { formatDateFmt } from '@/lib/formatDate'
 
 const ArchiveIndex = props => {
   const { siteInfo } = props
@@ -34,15 +35,13 @@ export async function getStaticProps() {
   const postsSortByDate = Object.create(props.posts)
 
   postsSortByDate.sort((a, b) => {
-    const dateA = new Date(a?.publishTime || a.createdTime)
-    const dateB = new Date(b?.publishTime || b.createdTime)
-    return dateB - dateA
+    return b?.sortDate - a?.sortDate
   })
 
   const archivePosts = {}
 
   postsSortByDate.forEach(post => {
-    const date = post.date?.start_date?.slice(0, 7) || post.createdTime
+    const date = formatDateFmt(post.sortDate, 'yyyy-MM')
     if (archivePosts[date]) {
       archivePosts[date].push(post)
     } else {