diff --git a/app/models/modul.rb b/app/models/modul.rb
index 028a86a..d1b0e98 100755
--- a/app/models/modul.rb
+++ b/app/models/modul.rb
@@ -18,7 +18,7 @@ class Modul < ActiveRecord::Base
   has_and_belongs_to_many :modulgruppen
   
   
-  validates :modulgruppen, :presence=>true # Ein Modul muss zu einer Modulgruppe gehören
+   # validates :modulgruppen, :presence=>true # Ein Modul muss zu einer Modulgruppe gehören
   validates :name, :presence=>true # Ein Modul muss einen Namen haben
   translates :desc,:depend,:name, :versioning =>true, :fallbacks_for_empty_translations => true
 
diff --git a/spec/factories/moduls.rb b/spec/factories/moduls.rb
index ef48c30..4bfd34f 100644
--- a/spec/factories/moduls.rb
+++ b/spec/factories/moduls.rb
@@ -2,5 +2,9 @@
 
 FactoryGirl.define do
   factory :modul do
+    name ""
+    factory :other_modul do
+      name "Modul 1"
+      end
   end
 end
diff --git a/spec/models/modul_spec.rb b/spec/models/modul_spec.rb
index c4af626..2bc5894 100644
--- a/spec/models/modul_spec.rb
+++ b/spec/models/modul_spec.rb
@@ -1,5 +1,14 @@
 require 'spec_helper'
 
 describe Modul do
-  pending "add some examples to (or delete) #{__FILE__}"
+  it "should not be valid without name" do
+    m = FactoryGirl.build(:modul)
+    m.should_not be_valid
+    m.should have(1).errors_on(:name)
+  end
+  it "should be valid with name" do
+    m = FactoryGirl.build(:modul)
+    m.name = "Grundlagen"
+    m.should be_valid
+  end
 end