diff --git a/pkgs/development/haskell-modules/configuration-ghc-9.4.x.nix b/pkgs/development/haskell-modules/configuration-ghc-9.4.x.nix
index 284bc4d82e1b..1d72cd6eb7a6 100644
--- a/pkgs/development/haskell-modules/configuration-ghc-9.4.x.nix
+++ b/pkgs/development/haskell-modules/configuration-ghc-9.4.x.nix
@@ -65,7 +65,6 @@ in {
   ghc-source-gen = checkAgainAfter super.ghc-source-gen "0.4.3.0" "fails to build" (markBroken super.ghc-source-gen);
 
   lucid = jailbreakForCurrentVersion super.lucid "2.11.1";
-  invariant = jailbreakForCurrentVersion super.invariant "0.5.6";
   implicit-hie-cradle = jailbreakForCurrentVersion super.implicit-hie-cradle "0.5.0.0";
 
   haskell-src-meta = doJailbreak super.haskell-src-meta;