diff --git a/packages/framework/src/Framework/Actions/PostBuildTasks/GenerateSitemap.php b/packages/framework/src/Framework/Actions/PostBuildTasks/GenerateSitemap.php
index 7e9f54ac3e1..3f6b5dcda1f 100644
--- a/packages/framework/src/Framework/Actions/PostBuildTasks/GenerateSitemap.php
+++ b/packages/framework/src/Framework/Actions/PostBuildTasks/GenerateSitemap.php
@@ -21,6 +21,10 @@ class GenerateSitemap extends PostBuildTask
 
     public function handle(): void
     {
+        if (blank(Hyde::url()) || str_starts_with(Hyde::url(), 'http://localhost')) {
+            $this->skip('Cannot generate sitemap without a valid base URL');
+        }
+
         $this->path = Hyde::sitePath('sitemap.xml');
 
         $this->needsParentDirectory($this->path);