diff --git a/pkgs/development/libraries/haskell/snap/snap.nix b/pkgs/development/libraries/haskell/snap/snap.nix
index f2a90a5802cd..30a2d34a99ef 100644
--- a/pkgs/development/libraries/haskell/snap/snap.nix
+++ b/pkgs/development/libraries/haskell/snap/snap.nix
@@ -19,6 +19,7 @@ cabal.mkDerivation (self: {
     snapCore snapServer stm syb text time transformers
     unorderedContainers vector vectorAlgorithms xmlhtml
   ];
+  jailbreak = true;
   meta = {
     homepage = "http://snapframework.com/";
     description = "Top-level package for the Snap Web Framework";