diff --git a/.vuepress/config.js b/.vuepress/config.js
index 71cec3c7201..51f790ce47a 100755
--- a/.vuepress/config.js
+++ b/.vuepress/config.js
@@ -281,6 +281,7 @@ export default defineUserConfig({
       },
       getter: {
         publishDate: (page) => new Date(page.date),
+        lastUpdateDate: (page) => new Date(page.date),
       },
       sorter: (a, b) => {
         const pathDateA = new Date(