diff --git a/plugins/jenkins-backend/src/service/standaloneServer.ts b/plugins/jenkins-backend/src/service/standaloneServer.ts
index 45e874891a..3b201946bb 100644
--- a/plugins/jenkins-backend/src/service/standaloneServer.ts
+++ b/plugins/jenkins-backend/src/service/standaloneServer.ts
@@ -41,9 +41,12 @@ export async function startStandaloneServer(
     },
   });
 
-  const service = createServiceBuilder(module)
-    .enableCors({ origin: 'http://localhost:3000' })
+  let service = createServiceBuilder(module)
+    .setPort(options.port)
     .addRouter('/jenkins', router);
+  if (options.enableCors) {
+    service = service.enableCors({ origin: 'http://localhost:3000' });
+  }
 
   return await service.start().catch(err => {
     logger.error(err);