diff --git a/Library/Homebrew/hardware.rb b/Library/Homebrew/hardware.rb
index a47de52472..81bea766c1 100644
--- a/Library/Homebrew/hardware.rb
+++ b/Library/Homebrew/hardware.rb
@@ -38,6 +38,10 @@ class Hardware
     def ppc?
       type == :ppc
     end
+
+    def features
+      []
+    end
   end
 
   if OS.mac?