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Ruby version 3.3.0-preview3 is now available
Change effective on 12 November 2023
Ruby v3.3.0 preview3 is now available on Heroku. To run your app using this preview version of Ruby, add the following ruby
directive to your Gemfile:
ruby "3.3.0.preview3"
For more information on Ruby 3.3.0-preview3, you can view the release announcement.
Note: This version of Ruby is not suitable for production applications. However, it can be used to test that your application is ready for the December release of Ruby 3.3.0 and to provide feedback to the Ruby core team.
warning this preview release does not currently work due to a bug in the Ruby release of preview3 you can still use 3.3.0-preview2 until another preview is released.