```sh $ ruby -r webrick The io-wait gem is deprecated; all functionality ships with Ruby 3.2 and higher. ``` https://github.com/ruby/webrick/blob/master/lib/webrick/httpserver.rb#L12 https://github.com/ruby/ruby/commit/fed732c8f4e4e9218bae7a2e5b142dc9b072a40e
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jeremyevans commentedon Sep 15, 2026
Thanks for the report. I submitted #219 to fix this.
forthrin commentedon Sep 19, 2026
Great. Now only merging remains.
Only require io/wait on Ruby < 3.2