diff --git a/cake/libs/cake_session.php b/cake/libs/cake_session.php
index b0a2f6e16..b3e4e2e3e 100644
--- a/cake/libs/cake_session.php
+++ b/cake/libs/cake_session.php
@@ -618,7 +618,7 @@ class CakeSession {
  * Restarts this session.
  *
  */
-	public function renew() {
+	public static function renew() {
 		self::__regenerateId();
 	}