diff --git a/system/database/drivers/ibase/ibase_result.php b/system/database/drivers/ibase/ibase_result.php
index 4aaaaba..6a607f5 100644
--- a/system/database/drivers/ibase/ibase_result.php
+++ b/system/database/drivers/ibase/ibase_result.php
@@ -21,7 +21,7 @@
  * @copyright	Copyright (c) 2008 - 2012, EllisLab, Inc. (http://ellislab.com/)
  * @license		http://opensource.org/licenses/OSL-3.0 Open Software License (OSL 3.0)
  * @link		http://codeigniter.com
- * @since		Version 3.0
+ * @since		Version 1.0
  * @filesource
  */
 
@@ -33,11 +33,10 @@
  * @category	Database
  * @author		EllisLab Dev Team
  * @link		http://codeigniter.com/user_guide/database/
+ * @since	3.0
  */
 class CI_DB_ibase_result extends CI_DB_result {
 
-	public $num_rows;
-
 	/**
 	 * Number of rows in the result set
 	 *