Issue #2043 has been updated by Yui NARUSE. Ruby 1.9 doesn't automatic conversion. ASCII character set is a special because those characters of ASCII compatible encodings are the same characters. On Ruby 1.9's view, Unicode is not a superset of Windows-1252. ---------------------------------------- http://redmine.ruby-lang.org/issues/show/2043 ---------------------------------------- http://redmine.ruby-lang.org