1 files changed, 1 insertions, 1 deletions
diff --git a/src/pages/sitemap/blogs.xml.js b/src/pages/sitemap/blogs.xml.js
index 3b6969b8..1125ad1c 100644
--- a/src/pages/sitemap/blogs.xml.js
+++ b/src/pages/sitemap/blogs.xml.js
@@ -15,7 +15,7 @@ export async function getServerSideProps({ res }) {
   blogs.blogs.forEach((blog) => {
     const url = sitemap.ele('url');
     url.ele('loc', createSlug(baseUrl, blog.title, blog.id));
-    url.ele('lastmod', date);
+    url.ele('lastmod', date.toISOString().slice(0, 10));
     url.ele('changefreq', 'weekly');
     url.ele('priority', '0.6');
   });