diff --git a/pkgs/development/haskell-modules/configuration-common.nix b/pkgs/development/haskell-modules/configuration-common.nix index 5e04bf5a846..3a1e733a63d 100644 --- a/pkgs/development/haskell-modules/configuration-common.nix +++ b/pkgs/development/haskell-modules/configuration-common.nix @@ -653,7 +653,9 @@ self: super: { ln -s $lispdir $data/share/emacs/site-lisp ''; doCheck = false; # https://github.com/chrisdone/hindent/issues/299 - })); + })).override { + haskell-src-exts = self.haskell-src-exts_1_20_1; + }; # https://github.com/bos/configurator/issues/22 configurator = dontCheck super.configurator;