diff --git a/app/models/article.rb b/app/models/article.rb
index b12288b2..92fb1f86 100644
--- a/app/models/article.rb
+++ b/app/models/article.rb
@@ -41,7 +41,7 @@ class Article < ActiveRecord::Base
   validates_presence_of :name, :unit, :price, :tax, :deposit, :unit_quantity, :supplier_id, :article_category_id
   validates_length_of :name, :in => 4..60
   validates_length_of :unit, :in => 2..15
-  validates_numericality_of :price, :greater_than => 0
+  validates_numericality_of :price, :unit_quantity, :greater_than => 0
   validates_numericality_of :deposit, :tax
   
   # Callbacks
diff --git a/config/locales/de.yml b/config/locales/de.yml
index d88b83dc..9466a80e 100644
--- a/config/locales/de.yml
+++ b/config/locales/de.yml
@@ -127,6 +127,10 @@ de:
       article:
         price: Nettopreis
         gross_price: Bruttopreis
+        unit: Einheit
+        unit_quantity: Gebindegröße
+        tax: MwSt
+        deposit: Pfand
       stock_article:
         price: Nettopreis
       user: