diff --git a/libraries/joomla/database/driver/pdomysql.php b/libraries/joomla/database/driver/pdomysql.php
index 4df9a1509cb9e..d4dc6c77cf7ce 100644
--- a/libraries/joomla/database/driver/pdomysql.php
+++ b/libraries/joomla/database/driver/pdomysql.php
@@ -99,7 +99,7 @@ public function connect()
 	 */
 	public static function isSupported()
 	{
-		return in_array('mysql', PDO::getAvailableDrivers());
+		return class_exists('PDO') && in_array('mysql', PDO::getAvailableDrivers());
 	}
 
 	/**