diff --git a/spec/classes/params_spec.rb b/spec/classes/params_spec.rb
index 55ae362..65cde65 100644
--- a/spec/classes/params_spec.rb
+++ b/spec/classes/params_spec.rb
@@ -41,7 +41,7 @@
     end
 
     describe 'for operatingsystem ubuntu' do
-      before { facts[:operatingsystem] = 'Ubuntu' }
+      before { facts[:operatingsystem] = 'Ubuntu' ; facts[:lsbmajdistrelease] = 12 }
 
       it { should include_class('ganglia::params') }
     end