diff --git a/system/libraries/Cache/Cache.php b/system/libraries/Cache/Cache.php
index 269bf9b..c296fa7 100644
--- a/system/libraries/Cache/Cache.php
+++ b/system/libraries/Cache/Cache.php
@@ -155,7 +155,7 @@
 	 * @return 	void
 	 */
 	private function _initialize($config)
-	{        
+	{
 		$default_config = array(
 				'adapter',
 				'memcached'