diff --git a/docs/public/sitemap.xml b/docs/public/sitemap.xml
index 48ecb78..9f79ef1 100644
--- a/docs/public/sitemap.xml
+++ b/docs/public/sitemap.xml
@@ -1339,28 +1339,28 @@
   </url>
   <url>
     <loc>https://datawhalechina.github.io/easy-vibe/zh-cn/vibe-stories/story-1/</loc>
-    <lastmod>2026-03-28T23:26:53+08:00</lastmod>
+    <lastmod>2026-03-29T11:03:08+08:00</lastmod>
     <changefreq>weekly</changefreq>
     <priority>0.6</priority>
     <xhtml:link rel="alternate" hreflang="zh-CN" href="https://datawhalechina.github.io/easy-vibe/zh-cn/vibe-stories/story-1/"/>
   </url>
   <url>
     <loc>https://datawhalechina.github.io/easy-vibe/zh-cn/vibe-stories/story-2/</loc>
-    <lastmod>2026-03-28T23:26:53+08:00</lastmod>
+    <lastmod>2026-03-29T11:03:08+08:00</lastmod>
     <changefreq>weekly</changefreq>
     <priority>0.6</priority>
     <xhtml:link rel="alternate" hreflang="zh-CN" href="https://datawhalechina.github.io/easy-vibe/zh-cn/vibe-stories/story-2/"/>
   </url>
   <url>
     <loc>https://datawhalechina.github.io/easy-vibe/zh-cn/vibe-stories/story-3/</loc>
-    <lastmod>2026-03-28T23:26:53+08:00</lastmod>
+    <lastmod>2026-03-29T11:03:08+08:00</lastmod>
     <changefreq>weekly</changefreq>
     <priority>0.6</priority>
     <xhtml:link rel="alternate" hreflang="zh-CN" href="https://datawhalechina.github.io/easy-vibe/zh-cn/vibe-stories/story-3/"/>
   </url>
   <url>
     <loc>https://datawhalechina.github.io/easy-vibe/zh-cn/vibe-stories/story-4/</loc>
-    <lastmod>2026-03-29T02:09:47.233Z</lastmod>
+    <lastmod>2026-03-29T11:03:08+08:00</lastmod>
     <changefreq>weekly</changefreq>
     <priority>0.6</priority>
     <xhtml:link rel="alternate" hreflang="zh-CN" href="https://datawhalechina.github.io/easy-vibe/zh-cn/vibe-stories/story-4/"/>