diff --git a/dev-packages/node-integration-tests/suites/tracing/hono/scenario.mjs b/dev-packages/node-integration-tests/suites/tracing/hono/scenario.mjs
index 7ef73c3d22c3..a3df113992df 100644
--- a/dev-packages/node-integration-tests/suites/tracing/hono/scenario.mjs
+++ b/dev-packages/node-integration-tests/suites/tracing/hono/scenario.mjs
@@ -191,6 +191,6 @@ basePaths.forEach(basePath => {
   app.route(basePath, baseApp);
 });
 
-const port = 8787;
-serve({ fetch: app.fetch, port });
-sendPortToRunner(port);
+serve({ fetch: app.fetch, port: 0 }, info => {
+  sendPortToRunner(info.port);
+});