bin/image_optim in image_optim-0.9.0 vs bin/image_optim in image_optim-0.9.1

@@ -143,11 +143,10 @@
       else
         warn "#{arg} is not a file"
       end
     end
   end
-  paths = paths.with_progress('optimizing') if paths.length > 1
 
   module Space
     SIZE_SYMBOLS = %w[B K M G T P E Z Y].freeze
     PRECISION = 1
     LENGTH = 4 + PRECISION + 1
@@ -183,9 +182,10 @@
 
   def size_percent(src_size, dst_size)
     '%5.2f%% %s' % [100 - 100.0 * dst_size / src_size, Space.space(src_size - dst_size)]
   end
 
+  paths = paths.with_progress('optimizing')
   results = image_optim.optimize_images(paths) do |src, dst|
     if dst
       src_size, dst_size = src.size, dst.size
       percent = size_percent(src_size, dst_size)
       dst.replace(src)