diff --git a/app/controllers/ecs_controller.rb b/app/controllers/ecs_controller.rb
index 12b6b5d9..943d6d40 100644
--- a/app/controllers/ecs_controller.rb
+++ b/app/controllers/ecs_controller.rb
@@ -58,8 +58,7 @@ class EcsController < ApplicationController
   # 获取工程认证头部url
   # GET: /ecs/get_navigation_url
   def get_navigation_url
-    ec_user = EcSchoolUser.where(:user_id => User.current.id).first
-    ec_url = "#{department_ecs_path(:school_id => ec_user.school_id)}" if ec_user
+    ec_url = "#{department_ecs_path(:school_id => User.current.ec_school)}" if  User.current.ec_school.present?
     render :json => {ec_url: ec_url, project_packages_url: "/crowdsourcing"  }
   end