diff --git a/pkgs/development/libraries/haskell/filestore/default.nix b/pkgs/development/libraries/haskell/filestore/default.nix
index 752037698ca..887d06e2b07 100644
--- a/pkgs/development/libraries/haskell/filestore/default.nix
+++ b/pkgs/development/libraries/haskell/filestore/default.nix
@@ -4,15 +4,14 @@
 
 cabal.mkDerivation (self: {
   pname = "filestore";
-  version = "0.5";
-  sha256 = "0cppm8iksz4dnh4kafyfy0cqbidw83rdpgc1mksiwh9c9gaxrlq7";
+  version = "0.5.0.1";
+  sha256 = "1wbiw3skbbcqi9p97xnhg5lnakq3vyan9v4f68wd3g4swk09xp7l";
   isLibrary = true;
   isExecutable = true;
   buildDepends = [
     Diff filepath HUnit mtl parsec split time utf8String xml
   ];
   noHaddock = true;
-  jailbreak = true;
   meta = {
     description = "Interface for versioning file stores";
     license = self.stdenv.lib.licenses.bsd3;