diff --git a/pkgs/development/haskell-modules/configuration-common.nix b/pkgs/development/haskell-modules/configuration-common.nix
index 399e6afc48eb..fcf5b68284a2 100644
--- a/pkgs/development/haskell-modules/configuration-common.nix
+++ b/pkgs/development/haskell-modules/configuration-common.nix
@@ -1482,11 +1482,9 @@ self: super: {
 
   # The test suite depends on an impure cabal-install installation in
   # $HOME, which we don't have in our build sandbox.
-  # 2022-08-31: Jailbreak is done to allow aeson 2.0.*:
-  # https://github.com/haskell-CI/haskell-ci/commit/6ad0d5d701cbe101013335d597acaf5feadd3ab9#r82681900
-  cabal-install-parsers = doJailbreak (dontCheck (super.cabal-install-parsers.override {
+  cabal-install-parsers = dontCheck (super.cabal-install-parsers.override {
     Cabal-syntax = self.Cabal-syntax_3_10_3_0;
-  }));
+  });
 
   # Test suite requires database
   persistent-mysql = dontCheck super.persistent-mysql;