diff --git a/pkgs/development/libraries/haskell/reactive-banana/default.nix b/pkgs/development/libraries/haskell/reactive-banana/default.nix
index c3a94e03673..247b0aac4f6 100644
--- a/pkgs/development/libraries/haskell/reactive-banana/default.nix
+++ b/pkgs/development/libraries/haskell/reactive-banana/default.nix
@@ -4,8 +4,8 @@
 
 cabal.mkDerivation (self: {
   pname = "reactive-banana";
-  version = "0.5.0.2";
-  sha256 = "10391b6vwgp5harzmiji66qs4zc5qipagak1mm2j8njhbqi8z0rb";
+  version = "0.5.0.3";
+  sha256 = "0j60g7k0xrq66m8g8fd9fdrpbnz2jbgqxnmbz1rfi5bvnrkhv10v";
   buildDepends = [
     fclabels hashable QuickCheck transformers unorderedContainers vault
   ];
diff --git a/pkgs/development/libraries/haskell/vault/default.nix b/pkgs/development/libraries/haskell/vault/default.nix
index 707b217babb..84fd27a3642 100644
--- a/pkgs/development/libraries/haskell/vault/default.nix
+++ b/pkgs/development/libraries/haskell/vault/default.nix
@@ -1,12 +1,13 @@
-{ cabal }:
+{ cabal, hashable, unorderedContainers }:
 
 cabal.mkDerivation (self: {
   pname = "vault";
-  version = "0.1.0.0";
-  sha256 = "02gki0g9mwmvvizxhk6myfg3dmlqpcjjiz5c8693a060hkr0grqq";
+  version = "0.2.0.0";
+  sha256 = "1hv87kvi2bwf9ff8mhjzdf8rvqhk1xpschzs1x3swadj1kc9f1sv";
+  buildDepends = [ hashable unorderedContainers ];
   meta = {
     homepage = "https://github.com/HeinrichApfelmus/vault";
-    description = "a typed, persistent store for values of arbitrary types";
+    description = "a persistent store for values of arbitrary types";
     license = self.stdenv.lib.licenses.bsd3;
     platforms = self.ghc.meta.platforms;
     maintainers = [ self.stdenv.lib.maintainers.andres ];
diff --git a/pkgs/development/libraries/haskell/wai/default.nix b/pkgs/development/libraries/haskell/wai/default.nix
index dcb2ee3bee3..db5a5f6d6d9 100644
--- a/pkgs/development/libraries/haskell/wai/default.nix
+++ b/pkgs/development/libraries/haskell/wai/default.nix
@@ -9,6 +9,9 @@ cabal.mkDerivation (self: {
   buildDepends = [
     blazeBuilder conduit httpTypes network text transformers vault
   ];
+  patchPhase = ''
+    sed -i -e 's|, vault.*|, vault|' wai.cabal
+  '';
   meta = {
     homepage = "https://github.com/yesodweb/wai";
     description = "Web Application Interface";