diff --git a/app/api/mobile/api.rb b/app/api/mobile/api.rb
index a386a57eb..554031b9a 100644
--- a/app/api/mobile/api.rb
+++ b/app/api/mobile/api.rb
@@ -32,8 +32,8 @@ module Mobile
     mount Apis::Upgrade
     mount Apis::Homeworks
 
-    #add_swagger_documentation ({api_version: 'v1', base_path: 'http://u06.shellinfo.cn/trustie/api'})
-    add_swagger_documentation ({api_version: 'v1', base_path: '/api'})
+    add_swagger_documentation ({api_version: 'v1', base_path: 'http://u06.shellinfo.cn/trustie/api'})
+    # add_swagger_documentation ({api_version: 'v1', base_path: '/api'})
 
   end
 end
diff --git a/app/api/mobile/apis/homeworks.rb b/app/api/mobile/apis/homeworks.rb
index 3ed0bc971..983cc9373 100644
--- a/app/api/mobile/apis/homeworks.rb
+++ b/app/api/mobile/apis/homeworks.rb
@@ -4,23 +4,20 @@ module Mobile
   module Apis
     class Homeworks < Grape::API
 
-      def self.get_servcie
+      def self.get_service
         new HomeworkService
       end
 
       resources :homeworks do
-
         desc "作业详情"
         params do
           requires :id, type: Integer, desc: "作业ID"
         end
         route_param  :id do
           get do
-            hs = HomeworkService.new
-            hs.show_homework params
+            Homeworks.get_service.show_homework params
           end
         end
-
       end
 
     end