diff --git a/gatsby-config.js b/gatsby-config.js
index f452400..c49bc35 100644
--- a/gatsby-config.js
+++ b/gatsby-config.js
@@ -156,7 +156,7 @@ module.exports = {
         `,
         output: '/sitemap.xml',
         serialize: ({ site, allSitePage }) => allSitePage.edges.map((edge) => ({
-          url: site.siteMetadata.url + edge.node.path,
+          siteUrl: site.siteMetadata.url + edge.node.path,
           changefreq: 'daily',
           priority: 0.7
         }))