diff --git a/system/database/drivers/pdo/subdrivers/pdo_4d_forge.php b/system/database/drivers/pdo/subdrivers/pdo_4d_forge.php
index 9ede03e..9dc692c 100644
--- a/system/database/drivers/pdo/subdrivers/pdo_4d_forge.php
+++ b/system/database/drivers/pdo/subdrivers/pdo_4d_forge.php
@@ -44,7 +44,7 @@
  * @author		EllisLab Dev Team
  * @link		http://codeigniter.com/user_guide/database/
  */
-class CI_DB_pdo_4d_forge extends CI_DB_4d_forge {
+class CI_DB_pdo_4d_forge extends CI_DB_pdo_forge {
 
 	/**
 	 * CREATE DATABASE statement