Rakefile in panko_serializer-0.5.10 vs Rakefile in panko_serializer-0.6.0

@@ -17,9 +17,10 @@
   pkg.need_zip = pkg.need_tar = false
 end
 
 RSpec::Core::RakeTask.new(:spec)
 Rake::Task[:spec].prerequisites << :compile
+Rake::Task[:compile].prerequisites << :clean
 
 task default: :spec
 
 def print_and_flush(str)
   print str