diff --git a/manifests/params.pp b/manifests/params.pp
index dd5a056..e7658b4 100644
--- a/manifests/params.pp
+++ b/manifests/params.pp
@@ -8,6 +8,7 @@
 
   case $::osfamily {
     'redhat': {}
+    'debian': {}
     default: {
       fail("Module ${module_name} is not supported on ${::operatingsystem}")
     }
diff --git a/spec/classes/params_spec.rb b/spec/classes/params_spec.rb
index 4108250..2c092c5 100644
--- a/spec/classes/params_spec.rb
+++ b/spec/classes/params_spec.rb
@@ -7,17 +7,23 @@
     it { should include_class('udev::params') }
   end
 
+  describe 'for osfamily Debian' do
+    let(:facts) {{ :osfamily => 'Debian' }}
+
+    it { should include_class('udev::params') }
+  end
+
   describe 'unsupported osfamily' do
     let :facts do 
       {
-        :osfamily        => 'Debian',
-        :operatingsystem => 'Debian',
+        :osfamily        => 'Suse',
+        :operatingsystem => 'OpenSuSE',
       }
     end
   
     it 'should fail' do
       expect { should include_class('udev::params') }.
-        to raise_error(Puppet::Error, /not supported on Debian/)
+        to raise_error(Puppet::Error, /not supported on OpenSuSE/)
     end
   end