Hi, Ruby 1.6.4 was released finally. Fetch it from ftp://ftp.ruby-lang.org/pub/ruby/ruby-1.6.4.tar.gz Its md5sum is 428690b893527bdad6a4867489bdadbd ruby-1.6.4.tar.gz Changes since 1.6.3 is described in ftp://ftp.ruby-lang.org/pub/ruby/Changes.1.6.4 Happy Rubying! matz.