diff --git a/src/runtime/sitemap/builder/sitemap-index.ts b/src/runtime/sitemap/builder/sitemap-index.ts
index 2e15d62c..f9e7978f 100644
--- a/src/runtime/sitemap/builder/sitemap-index.ts
+++ b/src/runtime/sitemap/builder/sitemap-index.ts
@@ -55,7 +55,7 @@ export async function buildSitemapIndex(resolvers: NitroUrlResolvers) {
       enhancedUrls = applyI18nEnhancements(enhancedUrls, { isI18nMapped, autoI18n, sitemapName: sitemap.sitemapName })
     // 3. filtered urls
     // TODO make sure include and exclude start with baseURL?
-    const filteredUrls = filterSitemapUrls(enhancedUrls, sitemap)
+    const filteredUrls = filterSitemapUrls(enhancedUrls, { ...sitemap, autoI18n, isMultiSitemap: true })
     // 4. sort
     const sortedUrls = maybeSort(filteredUrls)
     // split into the max size which should be 1000
diff --git a/src/runtime/sitemap/builder/sitemap.ts b/src/runtime/sitemap/builder/sitemap.ts
index f97d4ca4..ddd80d29 100644
--- a/src/runtime/sitemap/builder/sitemap.ts
+++ b/src/runtime/sitemap/builder/sitemap.ts
@@ -34,6 +34,7 @@ export async function buildSitemap(sitemap: SitemapDefinition, resolvers: NitroU
     autoLastmod,
     autoI18n,
     isI18nMapped,
+    isMultiSitemap,
     // sorting
     sortEntries,
     // chunking
@@ -117,7 +118,7 @@ export async function buildSitemap(sitemap: SitemapDefinition, resolvers: NitroU
     enhancedUrls = applyI18nEnhancements(enhancedUrls, { isI18nMapped, autoI18n, sitemapName: sitemap.sitemapName })
   // 3. filtered urls
   // TODO make sure include and exclude start with baseURL?
-  const filteredUrls = filterSitemapUrls(enhancedUrls, { autoI18n, ...sitemap })
+  const filteredUrls = filterSitemapUrls(enhancedUrls, { isMultiSitemap, autoI18n, ...sitemap })
   // 4. sort
   const sortedUrls = maybeSort(filteredUrls)
   // 5. maybe slice for chunked
diff --git a/src/runtime/sitemap/urlset/filter.ts b/src/runtime/sitemap/urlset/filter.ts
index 87493898..cc9619eb 100644
--- a/src/runtime/sitemap/urlset/filter.ts
+++ b/src/runtime/sitemap/urlset/filter.ts
@@ -40,11 +40,11 @@ function createFilter(options: CreateFilterOptions = {}): (path: string) => bool
   }
 }
 
-export function filterSitemapUrls(_urls: ResolvedSitemapUrl[], options: Pick<ModuleRuntimeConfig, 'autoI18n'> & Pick<SitemapDefinition, 'sitemapName' | 'include' | 'exclude'>) {
+export function filterSitemapUrls(_urls: ResolvedSitemapUrl[], options: Pick<ModuleRuntimeConfig, 'autoI18n' | 'isMultiSitemap'> & Pick<SitemapDefinition, 'sitemapName' | 'include' | 'exclude'>) {
   // base may be wrong here
   const urlFilter = createFilter(options)
   return _urls.filter((e) => {
-    if (e._sitemap && options.sitemapName)
+    if (options.isMultiSitemap && e._sitemap && options.sitemapName)
       return e._sitemap === options.sitemapName
     try {
       const path = parseURL(e.loc).pathname