diff --git a/system/database/drivers/postgre/postgre_forge.php b/system/database/drivers/postgre/postgre_forge.php
index 7368b94..d54b99b 100644
--- a/system/database/drivers/postgre/postgre_forge.php
+++ b/system/database/drivers/postgre/postgre_forge.php
@@ -66,6 +66,9 @@
 	
 	/**
 	 * Process Fields
+	 *
+	 * @param	mixed	the fields
+	 * @return	string
 	 */
 	function _process_fields($fields, $primary_keys=array())
 	{