diff --git a/HttpServer/Events/OnWorkerStart.php b/HttpServer/Events/OnWorkerStart.php
index cfae9ce9..cbdeacee 100644
--- a/HttpServer/Events/OnWorkerStart.php
+++ b/HttpServer/Events/OnWorkerStart.php
@@ -44,8 +44,10 @@ class OnWorkerStart extends Callback
         Coroutine\go(function () use ($server) {
             Coroutine::waitPid($server->worker_pid);
         });
-        $this->debug(sprintf('Worker #%d is start.....', $worker_id));
-        putenv('workerId=' . ($worker_id >= $server->setting['worker_num'] ? 'Task' : 'Worker') . '.' . $worker_id);
+        $name = ($worker_id >= $server->setting['worker_num'] ? 'Task' : 'Worker');
+
+        $this->debug(sprintf($name . ' #%d is start.....', $worker_id));
+        putenv('workerId=' . $name . '.' . $worker_id);
         if ($worker_id >= $server->setting['worker_num']) {
             fire(Event::SERVER_TASK_START);
             Coroutine\go(function () use ($server, $worker_id) {