diff --git a/lib/Cake/Model/Datasource/CakeSession.php b/lib/Cake/Model/Datasource/CakeSession.php
index e0d89222f..e9d2e4874 100644
--- a/lib/Cake/Model/Datasource/CakeSession.php
+++ b/lib/Cake/Model/Datasource/CakeSession.php
@@ -121,7 +121,7 @@ class CakeSession {
 
 /**
  * Number of requests that can occur during a session time without the session being renewed.
- * This feature is only used when `Session.harden` is set to true.
+ * This feature is only used when config value `Session.autoRegenerate` is set to true.
  *
  * @var integer
  * @see CakeSession::_checkValid()