diff --git a/lib/ldap_login/login.rb b/lib/ldap_login/login.rb
index 4fe6f79..dbc4ae3 100644
--- a/lib/ldap_login/login.rb
+++ b/lib/ldap_login/login.rb
@@ -1,6 +1,6 @@
 module LdapLogin::Login
   LDAP_ADSERVER="https://ap99.mdu.edu.tw/MduDB/api/Auth/token/1"
-  AppKey = "YhoRop0YmL6"
+  AppKey = "OCz3t1nQWD"
   def ldap_login_auth(user,request,session,flash,params)
     error = ''
     ldap_user = params[:user_name]
@@ -21,7 +21,7 @@ module LdapLogin::Login
     
     if res.code == '200' && JSON.load(res.body)["userID"]==ldap_user
       if !user.nil?
-        session[:user_id] = ldap_user
+        session[:user_id] = user.id
         session[:login_referer] = nil
         if params[:referer_url]
           url = URI.parse(params[:referer_url]).path