diff --git a/pkgs/development/libraries/haskell/dual-tree/default.nix b/pkgs/development/libraries/haskell/dual-tree/default.nix index 54f1da653161..a41924dbcfcb 100644 --- a/pkgs/development/libraries/haskell/dual-tree/default.nix +++ b/pkgs/development/libraries/haskell/dual-tree/default.nix @@ -5,6 +5,7 @@ cabal.mkDerivation (self: { version = "0.1.0.2"; sha256 = "0ys50m8yjksxi33qyk6ql4ldpdzb0fvxqvywi3y46xi16w5yrkb0"; buildDepends = [ monoidExtras newtype semigroups ]; + jailbreak = true; meta = { description = "Rose trees with cached and accumulating monoidal annotations"; license = self.stdenv.lib.licenses.bsd3;