diff --git a/bot/workerman/Lib/Db.php b/bot/workerman/Lib/Db.php
index 771d36d..651a00f 100644
--- a/bot/workerman/Lib/Db.php
+++ b/bot/workerman/Lib/Db.php
@@ -9,7 +9,7 @@ class Db
 
   public function __construct($data)
   {
-    $dsn = "mysql:dbname=" . $data['dbname'] . ";host=" . $data['dbhost'];
+    $dsn = "mysql:dbname=" . $data['dbname'] . ";host=" . $data['dbhost'] . ";port=" . $data['dbport'];
     $this->db = new \PDO($dsn, $data['dbuser'], $data['dbpassword']);
     $this->db->query('set character set utf8mb4;');
     $this->db->setAttribute(\PDO::ATTR_EMULATE_PREPARES, false);
@@ -21,6 +21,7 @@ class Db
     $database['dbuser'] = Tool::ini($key . 'DB_USERNAME');
     $database['dbpassword'] = Tool::ini($key . 'DB_PASSWORD');
     $database['dbhost'] = Tool::ini($key . 'DB_HOST');
+    $database['dbport'] = Tool::ini($key . 'DB_PORT');
     if (!isset(self::$instance[$database['dbname']]) || !self::$instance[$database['dbname']] instanceof self) {
       self::$instance[$database['dbname']] = new Db($database);
     } else {