diff --git a/app/controllers/admin/archive_files_controller.rb b/app/controllers/admin/archive_files_controller.rb
index 141c91b..d698813 100644
--- a/app/controllers/admin/archive_files_controller.rb
+++ b/app/controllers/admin/archive_files_controller.rb
@@ -16,9 +16,9 @@ class Admin::ArchiveFilesController < OrbitAdminController
     end
     keys.each_with_index do |key,index|
         archivecategory = ArchiveCategory.where(category_id: key)
+        puts archivecategory.inspect
         if !(values[index].empty?)
-            archivecategory.first['sort_number'] = values[index].to_i
-            archivecategory.first.save!
+            archivecategory.first.update_attributes(sort_number: values[index].to_i)
         end
     end
     rescue => e