diff --git a/next-sitemap.config.js b/next-sitemap.config.js
index 2da10c93..8e204769 100644
--- a/next-sitemap.config.js
+++ b/next-sitemap.config.js
@@ -3,10 +3,35 @@ const siteUrl = process.env.NEXT_PUBLIC_DOMAIN_URL
 
 module.exports = {
   siteUrl,
+  transform: async (config, path) => {
+    return {
+      loc: path, // => this will be exported as http(s)://<config.siteUrl>/<path>
+      changefreq: config.changefreq,
+      priority: config.priority,
+      lastmod: config.autoLastmod ? new Date().toISOString() : undefined,
+      alternateRefs: [
+        {
+          href: `${siteUrl}/pt/${path}`,
+          hreflang: 'pt',
+        },
+        {
+          href: `${siteUrl}/es/${path}`,
+          hreflang: 'es',
+        },
+      ],
+    }
+  },
   generateIndexSitemap: false,
-  exclude: ['server-sitemap.xml'],
+  exclude: ['/404', '/*/404', '/500', '/*/500', 'server-sitemap.xml'],
   generateRobotsTxt: true,
   robotsTxtOptions: {
+    policies: [
+      {
+        userAgent: '*',
+        disallow: ['/404'],
+      },
+      { userAgent: '*', allow: '/' },
+    ],
     additionalSitemaps: [`${siteUrl}/server-sitemap.xml`],
   },
 }
diff --git a/src/pages/server-sitemap.xml/index.ts b/src/pages/server-sitemap.xml/index.ts
index 84bda24d..ce91b58a 100644
--- a/src/pages/server-sitemap.xml/index.ts
+++ b/src/pages/server-sitemap.xml/index.ts
@@ -1,12 +1,12 @@
 /* eslint-disable @typescript-eslint/no-explicit-any */
 import { GetServerSidePropsContext } from 'next'
-import { getServerSideSitemapLegacy } from 'next-sitemap'
+import { ISitemapField, getServerSideSitemapLegacy } from 'next-sitemap'
 import getNavigation from 'utils/getNavigation'
 
 const DOMAIN_URL = 'https://leafy-mooncake-7c2e5e.netlify.app'
 
 function getEndpoint(element: any, slugPrefix: string) {
-  let urls: any = []
+  let urls: ISitemapField[] = []
   if (element.children) {
     const children = element.children.flatMap((e: any) => {
       return getEndpoint(e, slugPrefix)
@@ -15,16 +15,28 @@ function getEndpoint(element: any, slugPrefix: string) {
   }
 
   if (element.type === 'markdown') {
-    const url: any = {}
+    const url: ISitemapField = {
+      loc: '',
+    }
     url.loc = `${DOMAIN_URL}/${slugPrefix}/${element.slug}`
     url.lastmod = new Date().toISOString()
+    url.alternateRefs = [
+      {
+        href: `${DOMAIN_URL}/pt/${slugPrefix}/${element.slug}`,
+        hreflang: 'pt',
+      },
+      {
+        href: `${DOMAIN_URL}/es/${slugPrefix}/${element.slug}`,
+        hreflang: 'es',
+      },
+    ]
     urls.push(url)
   }
   return urls
 }
 
 export async function getServerSideProps(ctx: GetServerSidePropsContext) {
-  let urls: any[] = []
+  let urls: ISitemapField[] = []
   const documentations = await getNavigation()
 
   for (let i = 0; i < documentations.length; i++) {