diff --git a/templates_full.txt b/templates_full.txt
index 3f7f765..3f780eb 100644
--- a/templates_full.txt
+++ b/templates_full.txt
@@ -2238,6 +2238,7 @@
             const newService = {
                 id: 'custom_' + Date.now(),
                 name: name,
+                port: port || '',
                 url: mainUrl,
                 admin_url: adminUrl || null,
                 description: desc || '自定义外部服务',