diff --git a/pkgs/development/haskell-modules/configuration-hackage2nix.yaml b/pkgs/development/haskell-modules/configuration-hackage2nix.yaml
index f1bb7a2fbc59..2082da20618d 100644
--- a/pkgs/development/haskell-modules/configuration-hackage2nix.yaml
+++ b/pkgs/development/haskell-modules/configuration-hackage2nix.yaml
@@ -72,6 +72,9 @@ default-package-overrides:
   # gi-gdkx11-4.x requires gtk-4.x, which is still under development and
   # not yet available in Nixpkgs
   - gi-gdkx11 < 4
+  # haskell-language-server 0.5.0.0 doesn't accept newer versions
+  - fourmolu ==0.2.*
+  - refinery ==0.2.*
   # LTS Haskell 16.18
   - abstract-deque ==0.3
   - abstract-par ==0.3.3