diff --git a/pkgs/development/libraries/haskell/yesod/default.nix b/pkgs/development/libraries/haskell/yesod/default.nix
index 46ebf6c8b85..3fa94ffa905 100644
--- a/pkgs/development/libraries/haskell/yesod/default.nix
+++ b/pkgs/development/libraries/haskell/yesod/default.nix
@@ -19,6 +19,7 @@ cabal.mkDerivation (self: {
     transformers unixCompat unorderedContainers wai waiExtra warp yaml
     yesodAuth yesodCore yesodForm yesodJson yesodPersistent zlib
   ];
+  jailbreak = true;
   meta = {
     homepage = "http://www.yesodweb.com/";
     description = "Creation of type-safe, RESTful web applications";