diff --git a/session/cookie.js b/session/cookie.js
index a8b4e570..365b72cb 100644
--- a/session/cookie.js
+++ b/session/cookie.js
@@ -117,6 +117,7 @@ Cookie.prototype = {
   get data() {
     return {
       originalMaxAge: this.originalMaxAge
+      , maxAge: this.maxAge
       , expires: this._expires
       , secure: this.secure
       , httpOnly: this.httpOnly