diff --git a/spec/spec_helper.rb b/spec/spec_helper.rb
index 6af6cd7..b551090 100644
--- a/spec/spec_helper.rb
+++ b/spec/spec_helper.rb
@@ -1,35 +1,35 @@
 require 'rubygems'
 require 'puppetlabs_spec_helper/module_spec_helper'
 
 RSpec.configure do |c|
   c.default_facts = {
     :operatingsystem => 'Debian',
     :osfamily        => 'Debian',
     :fqdn            => 'testnode.example.com',
   }
 end
 
 
 shared_context :unsupported do
   let(:facts) { { :osfamily => 'Unsupported', } }
 end
 
 shared_context :Debian do
 end
 
 shared_context :Ubuntu do
-  let(:facts) { { :Operatingsystem => 'Ubuntu', } }
+  let(:facts) { { :operatingsystem => 'Ubuntu', } }
 end
 
 shared_context :CentOS do
   let(:facts) { { :operatingsystem => 'CentOS', :osfamily => 'RedHat', } }
 end
 
 shared_context :RedHat do
   let(:facts) { { :osfamily => 'RedHat', } }
 end
 
 shared_context :SmartOS do
   let(:facts) { { :operatingsystem => 'SmartOS', :osfamily => 'Solaris', } }
 end