diff --git a/app/Config/bootstrap.php b/app/Config/bootstrap.php
index cdaf4f5bf..3b772c691 100644
--- a/app/Config/bootstrap.php
+++ b/app/Config/bootstrap.php
@@ -36,7 +36,7 @@
  * 		'path' => CACHE, //[optional] use system tmp directory - remember to use absolute path
  * 		'prefix' => 'cake_', //[optional]  prefix every cache file with this string
  * 		'lock' => false, //[optional]  use file locking
- * 		'serialize' => true, [optional]
+ * 		'serialize' => true, // [optional]
  * 		'mask' => 0666, // [optional] permission mask to use when creating cache files
  *	));
  *