The Stackage Team is happy to announce the first release of the stable LTS 19 series of package sets over GHC 9.0.2: https://www.stackage.org/lts-19.0 We are also excited to announce that Nightly has been updated to use ghc-9.2.2 (thanks to heroic work by Adam Bergmark)! You can find a few more details in the short accompanying post: https://www.stackage.org/blog/2022/03/announce-lts-19-nightly-ghc9.2 Thank you to everyone in the Haskell community who contributed to make these new releases possible!