diff --git a/lib/foodsoft_article_import/bnn.rb b/lib/foodsoft_article_import/bnn.rb
index 129bf05..337a96e 100644
--- a/lib/foodsoft_article_import/bnn.rb
+++ b/lib/foodsoft_article_import/bnn.rb
@@ -74,9 +74,10 @@ module FoodsoftArticleImport
           # 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? 
-            price_per = row[66].gsub(',', '.').to_f
+            scale_factor = row[66].gsub(',', '.').to_f
             price = row[37].gsub(',', '.').to_f
-            article.merge!(:price_per => (price_per * price).to_s.gsub('.', ','))
+            price_per = (scale_factor * price).to_s.gsub('.', ',')
+            article.merge!(:price_per => price_per)
             article.merge!(:unit_symbol => row[65] )
           end