diff --git a/pkgs/development/libraries/haskell/hxt/default.nix b/pkgs/development/libraries/haskell/hxt/default.nix
index 3ffd3a0c1b0b..ee79d374d428 100644
--- a/pkgs/development/libraries/haskell/hxt/default.nix
+++ b/pkgs/development/libraries/haskell/hxt/default.nix
@@ -10,6 +10,7 @@ cabal.mkDerivation (self: {
     binary deepseq filepath HUnit hxtCharproperties hxtRegexXmlschema
     hxtUnicode mtl network parsec
   ];
+  jailbreak = true;
   meta = {
     homepage = "http://www.fh-wedel.de/~si/HXmlToolbox/index.html";
     description = "A collection of tools for processing XML with Haskell";