diff --git a/lib/facter/operatingsystem.rb b/lib/facter/operatingsystem.rb
index 4d57885..8c1ccbb 100644
--- a/lib/facter/operatingsystem.rb
+++ b/lib/facter/operatingsystem.rb
@@ -2,13 +2,10 @@ Facter.add(:operatingsystem) do
    # Sabayon Linux is a variant of Gentoo so this resolution needs to come
    # before the Gentoo resolution.
    has_weight(100)
-   confine :kernel => :linux
+   confine kernel: :linux, lsbdistid: :sabayon
 
    setcode do
-     distid = Facter.value(:lsbdistid)
-     if distid == "Sabayon"
-       'Sabayon'
-     end
+     'Sabayon'
    end
  end