diff --git a/app/models/studium.rb b/app/models/studium.rb
index 3a1d5de..d48bda5 100755
--- a/app/models/studium.rb
+++ b/app/models/studium.rb
@@ -13,7 +13,7 @@
 #
 
 class Studium < ActiveRecord::Base
-  attr_accessible :desc, :name, :typ, :zahl, :semester
+  attr_accessible :desc, :name, :typ, :zahl
   has_many :modulgruppen, inverse_of: :studium, :class_name => "Modulgruppe"
   has_many :semester, :dependent => :destroy