diff --git a/app/controllers/admin/archive_files_controller.rb b/app/controllers/admin/archive_files_controller.rb
index 623c8c8..121aeaf 100644
--- a/app/controllers/admin/archive_files_controller.rb
+++ b/app/controllers/admin/archive_files_controller.rb
@@ -3,14 +3,12 @@ class Admin::ArchiveFilesController < OrbitAdminController
     if ArchiveSortOrder.count == 0
         ArchiveSortOrder.new('sort_order' => false).save
     end
-    if !params['order_asc'].nil?
+    if !（params['order_asc'].nil?）
         if params['order_asc'] == 'true'
             ArchiveSortOrder.first.update_attributes('sort_order' => true)
         elsif params['order_asc'] == 'false'
             ArchiveSortOrder.first.update_attributes('sort_order' => false)
         end
-    else
-        ArchiveSortOrder.first.update_attributes('sort_order' => false)
     end
     @choose = ArchiveSortOrder.first['sort_order']
     @table_fields = [:status, :category, :title, :updated_at,:last_modified,"archive.downloaded_times"]