diff --git a/pkgs/development/libraries/haskell/tz/default.nix b/pkgs/development/libraries/haskell/tz/default.nix
index 3de1fafd582..3f964f2ce3d 100644
--- a/pkgs/development/libraries/haskell/tz/default.nix
+++ b/pkgs/development/libraries/haskell/tz/default.nix
@@ -7,12 +7,12 @@
 
 cabal.mkDerivation (self: {
   pname = "tz";
-  version = "0.0.0.6";
-  sha256 = "0yn2c016fzqwbgdrqp5hjn95gzp4w3gqjgax1w6wkg97bksdlq27";
+  version = "0.0.0.8";
+  sha256 = "0rabdqwdj8hx17817zsfsih01agx7n3kja8s0axmm0drq22vlflv";
   buildDepends = [ binary deepseq time tzdata vector ];
   testDepends = [
     bindingsPosix HUnit QuickCheck testFramework testFrameworkHunit
-    testFrameworkQuickcheck2 testFrameworkTh time tzdata
+    testFrameworkQuickcheck2 testFrameworkTh time tzdata vector
   ];
   preConfigure = "export TZDIR=${pkgs_tzdata}/share/zoneinfo";
   meta = {