diff --git a/library/mysql.php b/library/mysql.php
index 2ce0d97..2a93370 100644
--- a/library/mysql.php
+++ b/library/mysql.php
@@ -1,7 +1,9 @@
 <?php
 
 class MySQL {
-  
+
+  private $_db;
+
   public function __construct($host, $port, $database, $username, $password) {
 
     try {