diff --git a/pkgs/development/libraries/haskell/vault/default.nix b/pkgs/development/libraries/haskell/vault/default.nix
index 84fd27a36426..4d74884a1a7f 100644
--- a/pkgs/development/libraries/haskell/vault/default.nix
+++ b/pkgs/development/libraries/haskell/vault/default.nix
@@ -2,8 +2,8 @@
 
 cabal.mkDerivation (self: {
   pname = "vault";
-  version = "0.2.0.0";
-  sha256 = "1hv87kvi2bwf9ff8mhjzdf8rvqhk1xpschzs1x3swadj1kc9f1sv";
+  version = "0.2.0.1";
+  sha256 = "027wgbnmdnp98f0wvc9xsfh175n7rq8m2j9i7j1c5vxwgi61dqxq";
   buildDepends = [ hashable unorderedContainers ];
   meta = {
     homepage = "https://github.com/HeinrichApfelmus/vault";