diff --git a/lib/foodsoft_article_import.rb b/lib/foodsoft_article_import.rb
index 289ecb7..22de3ee 100644
--- a/lib/foodsoft_article_import.rb
+++ b/lib/foodsoft_article_import.rb
@@ -35,16 +35,15 @@ module FoodsoftArticleImport
   # @param file [File, Tempfile]
   # @option opts [String] type file format (required) (see {.file_formats})
   # @return [File, Roo::Spreadsheet] file with encoding set if needed
-  def self.parse(file, custom_file_path: nil, type: nil, **opts, &blk)
+  def self.parse(file, custom_file_path: nil, type: nil, &blk)
     custom_file_path ||= nil
     type ||= 'bnn'
-
     parser = file_formats[type]
     if block_given?
-      parser.parse(file, custom_file_path: custom_file_path, **opts, &blk)
+      parser.parse(file, custom_file_path: custom_file_path, &blk)
     else
       data = []
-      parser.parse(file, custom_file_path: custom_file_path, **opts) { |a| data << a }
+      parser.parse(file, custom_file_path: custom_file_path) { |a| data << a }
       data
     end
   end
diff --git a/lib/foodsoft_article_import/bioromeo.rb b/lib/foodsoft_article_import/bioromeo.rb
index 135cf1b..054439f 100644
--- a/lib/foodsoft_article_import/bioromeo.rb
+++ b/lib/foodsoft_article_import/bioromeo.rb
@@ -28,9 +28,9 @@ module FoodsoftArticleImport
                      RES_PARSE_UNIT_LIST.map { |r| /#{r}\s*$/ } +
                      RES_PARSE_UNIT_LIST.map { |r| /-#{r}/ }
 
-    def self.parse(file, custom_file_path: nil, **opts)
+    def self.parse(file, custom_file_path: nil)
       custom_file_path ||= nil
-      opts = OPTIONS.merge(opts)
+      opts = OPTIONS.dup
       opts[:liberal_parsing] = true
       opts[:col_sep] = ','
       ss = FoodsoftArticleImport.open_spreadsheet(file, **opts)
diff --git a/lib/foodsoft_article_import/bnn.rb b/lib/foodsoft_article_import/bnn.rb
index 16593fa..06c7b36 100644
--- a/lib/foodsoft_article_import/bnn.rb
+++ b/lib/foodsoft_article_import/bnn.rb
@@ -71,22 +71,11 @@ module FoodsoftArticleImport
           # TODO: Complete deposit list....
           article.merge!(deposit: translate(:deposit, row[26])) if translate(:deposit, row[26])
 
-          # get scale prices if exists
-          # article.merge!(:scale_quantity => row[40], :scale_price => row[41]) unless row[40].nil? or row[41].nil?
-          unless row[37].nil? && row[65].nil? && row[66].nil? 
-            scale_factor = row[66].gsub(',', '.').to_f
-            price = row[37].gsub(',', '.').to_f
-            price_per = (scale_factor * price).round(2).to_s.gsub('.', ',')
-            article.merge!(:price_per => price_per)
-            article.merge!(:unit_symbol => row[65] )
-          end
-
-
           if !row[62].nil?
             # consider special prices
             article[:note] = "Sonderpreis: #{article[:price]} von #{row[62]} bis #{row[63]}"
             yield article, :special, i
-          
+
             # Check now for article status, we only consider outlisted articles right now
             # N=neu, A=Änderung, X=ausgelistet, R=Restbestand,
             # V=vorübergehend ausgelistet, W=wiedergelistet
diff --git a/lib/foodsoft_article_import/foodsoft.rb b/lib/foodsoft_article_import/foodsoft.rb
index 5fd09b4..25ff4ba 100644
--- a/lib/foodsoft_article_import/foodsoft.rb
+++ b/lib/foodsoft_article_import/foodsoft.rb
@@ -17,9 +17,9 @@ module FoodsoftArticleImport
 
     # Parses Foodsoft file
     # the yielded article is a simple hash
-    def self.parse(file, custom_file_path: nil, **opts)
+    def self.parse(file, custom_file_path: nil)
       custom_file_path ||= nil
-      opts = OPTIONS.merge(opts)
+      opts = OPTIONS.dup
 
       ss = FoodsoftArticleImport.open_spreadsheet(file, **opts)