diff --git a/app/controllers/files_controller.rb b/app/controllers/files_controller.rb
index 89ad42c17..313afa1c7 100644
--- a/app/controllers/files_controller.rb
+++ b/app/controllers/files_controller.rb
@@ -113,7 +113,7 @@ class FilesController < ApplicationController
           end
 
           if order_by.count == 1
-            sort += "#{Attachment.table_name}.#{attribute} desc "
+            sort += "#{Attachment.table_name}.#{attribute} asc "
           elsif order_by.count == 2
             sort += "#{Attachment.table_name}.#{attribute} #{order_by[1]} "
           end
diff --git a/app/views/files/_course_show_all_attachment.html.erb b/app/views/files/_course_show_all_attachment.html.erb
index 15ef36580..3ce583cb8 100644
--- a/app/views/files/_course_show_all_attachment.html.erb
+++ b/app/views/files/_course_show_all_attachment.html.erb
@@ -17,7 +17,7 @@
     <%#= sort_header_tag('created_on', :caption => l(:label_date), :default_order => 'desc', :scope => "col", :id => "vzebra-comedy") %>
     <%= sort_header_tag('size', :caption => l(:field_filesize), :default_order => 'desc', :scope => "col", :id => "vzebra-children",:class => "tableth") %>
     <%= sort_header_tag('attach_type', :caption => l(:attachment_browse), :default_order => 'desc', :scope => "col", :id => "vzebra-attachmenttype",:class => "tableth") %>
-    <%= sort_header_tag('content_type', :caption => l(:attachment_sufix_browse), :default_order => 'desc', :scope => "col", :id => "vzebra-contenttype",:class => "tableth") %>
+    <%= content_tag('th', l(:attachment_sufix_browse), id: 'vzebra-contenttype', class: 'tableth', style: 'color: black')%>
     <%= sort_header_tag('field_file_dense', :caption => l(:field_file_dense), :default_order => 'desc', :scope => "col", :id => "vzebra-field_file_dense",:class => "tableth") %>
     <%= sort_header_tag('downloads', :caption => l(:field_downloads), :default_order => 'desc', :scope => "col", :id => "vzebra-action",:class => "tableth") %>
     <%= sort_header_tag('operation', :caption => "", :scope => "col", :id => "vzebra-children",:class => "tableth") %>