diff --git a/app/controllers/sso_controller.rb b/app/controllers/sso_controller.rb
index 2a7ac6db3..b4b2866a9 100644
--- a/app/controllers/sso_controller.rb
+++ b/app/controllers/sso_controller.rb
@@ -7,6 +7,8 @@ require 'openssl'
 ## 单点登录 <=> 北斗
 class SsoController < ApplicationController
 
+  skip_before_filter :check_if_login_required
+
   def index
     options = parse(params[:auth])