lib/image_optim/worker/pngout.rb in image_optim-0.9.1 vs lib/image_optim/worker/pngout.rb in image_optim-0.10.0

@@ -1,5 +1,6 @@
 require 'image_optim/worker'
+require 'image_optim/option_helpers'
 
 class ImageOptim
   class Worker
     class Pngout < Worker
       option(:copy_chunks, false, 'Copy optional chunks'){ |v| !!v }