diff --git a/lib/puppet/provider/nova_config/parsed.rb b/lib/puppet/provider/nova_config/parsed.rb
index fe1a58f31..1860dea17 100644
--- a/lib/puppet/provider/nova_config/parsed.rb
+++ b/lib/puppet/provider/nova_config/parsed.rb
@@ -9,7 +9,7 @@ Puppet::Type.type(:nova_config).provide(
   :filetype => :flat
 ) do
 
-  confine :operatingsystem => [:debian, :ubuntu] 
+  confine :osfamily => [:debian] 
 
   #confine :exists => novaconf
   text_line :comment, :match => /^\s*#/;
diff --git a/lib/puppet/provider/nova_config/parsed_config.rb b/lib/puppet/provider/nova_config/parsed_config.rb
index 1584b6132..dd1ef4baa 100644
--- a/lib/puppet/provider/nova_config/parsed_config.rb
+++ b/lib/puppet/provider/nova_config/parsed_config.rb
@@ -9,7 +9,7 @@ Puppet::Type.type(:nova_config).provide(
   :filetype => :flat
 ) do
 
-  confine :operatingsystem => [:fedora, :redhat, :centos]
+  confine :osfamily => [:redhat]
 
   #confine :exists => novaconf
   text_line :comment, :match => /#|\[.*/;