diff --git a/app/controllers/articles_controller.rb b/app/controllers/articles_controller.rb
index 4161e66a..a3ae0676 100644
--- a/app/controllers/articles_controller.rb
+++ b/app/controllers/articles_controller.rb
@@ -151,6 +151,7 @@ class ArticlesController < ApplicationController
     options = { filename: uploaded_file.original_filename }
     options[:outlist_absent] = (params[:articles]['outlist_absent'] == '1')
     options[:convert_units] = (params[:articles]['convert_units'] == '1')
+    options[:update_category] = (params[:articles]['update_category'] == '1')
     @updated_article_pairs, @outlisted_articles, @new_articles = @supplier.sync_from_file uploaded_file.tempfile, options
     if @updated_article_pairs.empty? && @outlisted_articles.empty? && @new_articles.empty?
       redirect_to supplier_articles_path(@supplier), :notice => I18n.t('articles.controller.parse_upload.notice')
diff --git a/app/models/article.rb b/app/models/article.rb
index 76a68605..e329b49d 100644
--- a/app/models/article.rb
+++ b/app/models/article.rb
@@ -142,21 +142,25 @@ class Article < ApplicationRecord
       new_unit_quantity = new_article.unit_quantity
       new_unit = new_article.unit
     end
+    if options[:update_category] == true
+      new_article_category = new_article.article_category
+    end
 
-    return Article.compare_attributes(
-      {
-        :name => [self.name, new_article.name],
-        :manufacturer => [self.manufacturer, new_article.manufacturer.to_s],
-        :origin => [self.origin, new_article.origin],
-        :unit => [self.unit, new_unit],
-        :price => [self.price.to_f.round(2), new_price.to_f.round(2)],
-        :tax => [self.tax, new_article.tax],
-        :deposit => [self.deposit.to_f.round(2), new_article.deposit.to_f.round(2)],
-        # take care of different num-objects.
-        :unit_quantity => [self.unit_quantity.to_s.to_f, new_unit_quantity.to_s.to_f],
-        :note => [self.note.to_s, new_article.note.to_s]
-      }
-    )
+    attribute_hash = {
+      :name => [self.name, new_article.name],
+      :manufacturer => [self.manufacturer, new_article.manufacturer.to_s],
+      :origin => [self.origin, new_article.origin],
+      :unit => [self.unit, new_unit],
+      :price => [self.price.to_f.round(2), new_price.to_f.round(2)],
+      :tax => [self.tax, new_article.tax],
+      :deposit => [self.deposit.to_f.round(2), new_article.deposit.to_f.round(2)],
+      # take care of different num-objects.
+      :unit_quantity => [self.unit_quantity.to_s.to_f, new_unit_quantity.to_s.to_f],
+      :note => [self.note.to_s, new_article.note.to_s]
+    }
+    attribute_hash[:article_category] = [self.article_category, new_article_category] if new_article_category
+
+    Article.compare_attributes(attribute_hash)
   end
 
   # Compare attributes from two different articles.
diff --git a/app/models/supplier.rb b/app/models/supplier.rb
index 862f5c24..6daab986 100644
--- a/app/models/supplier.rb
+++ b/app/models/supplier.rb
@@ -81,7 +81,12 @@ class Supplier < ApplicationRecord
     updated_article_pairs, outlisted_articles, new_articles = [], [], []
     FoodsoftFile::parse file, options do |status, new_attrs, line|
       article = articles.undeleted.where(order_number: new_attrs[:order_number]).first
-      new_attrs[:article_category] = ArticleCategory.find_match(new_attrs[:article_category])
+
+
+      unless new_attrs[:article_category].blank?
+        new_attrs[:article_category] = ArticleCategory.find_match(new_attrs[:article_category]) ? ArticleCategory.find_match(new_attrs[:article_category]) : ArticleCategory.create_or_find_by!(name: new_attrs[:article_category])
+      end
+
       new_attrs[:tax] ||= FoodsoftConfig[:tax_default]
       new_article = articles.build(new_attrs)
 
@@ -89,7 +94,7 @@ class Supplier < ApplicationRecord
         if article.nil?
           new_articles << new_article
         else
-          unequal_attributes = article.unequal_attributes(new_article, options.slice(:convert_units))
+          unequal_attributes = article.unequal_attributes(new_article, options.slice(:convert_units,:update_category))
           unless unequal_attributes.empty?
             article.attributes = unequal_attributes
             updated_article_pairs << [article, unequal_attributes]
diff --git a/app/views/articles/_sync_table.html.haml b/app/views/articles/_sync_table.html.haml
index ac17adfa..62640cbe 100644
--- a/app/views/articles/_sync_table.html.haml
+++ b/app/views/articles/_sync_table.html.haml
@@ -49,7 +49,8 @@
             .input-prepend
               %span.add-on= t 'number.currency.format.unit'
               = form.text_field 'deposit', class: 'input-mini', style: 'width: 45px'
-          %td= form.select :article_category_id, ArticleCategory.all.map {|a| [ a.name, a.id ] },
+          %td{:style => highlight_new(attrs, :article_category)}
+            = form.select :article_category_id, ArticleCategory.all.map {|a| [ a.name, a.id ] },
             {include_blank: true}, class: 'input-small'
       - unless changed_article.errors.empty?
         %tr.alert
diff --git a/app/views/articles/upload.html.haml b/app/views/articles/upload.html.haml
index 8f91d790..7695d28b 100644
--- a/app/views/articles/upload.html.haml
+++ b/app/views/articles/upload.html.haml
@@ -76,6 +76,9 @@
     = f.file_field "file"
 
   .control-group
+    %label(for="articles_update_category")
+      = f.check_box "update_category"
+      = "update category ?"
     %label(for="articles_outlist_absent")
       = f.check_box "outlist_absent"
       = t '.options.outlist_absent'