diff --git a/packages/start-plugin-core/src/post-server-build.ts b/packages/start-plugin-core/src/post-server-build.ts
index 01c9f746677..109b5a680c5 100644
--- a/packages/start-plugin-core/src/post-server-build.ts
+++ b/packages/start-plugin-core/src/post-server-build.ts
@@ -59,7 +59,7 @@ export async function postServerBuild({
   }
 
   // Run the sitemap build process
-  if (startConfig.pages.length) {
+  if (startConfig.sitemap?.enabled) {
     buildSitemap({
       startConfig,
       publicDir: