diff --git a/PhpEcho.php b/PhpEcho.php
index 1cccc52..fc26735 100644
--- a/PhpEcho.php
+++ b/PhpEcho.php
@@ -60,7 +60,7 @@ class PhpEcho
      */
     private $code = '';
     /**
-     * @var array [helper's id => closure]
+     * @var array [helper's id => bound closure]
      */
     private $bound_helpers = [];