diff --git a/pkgs/development/libraries/haskell/clock/default.nix b/pkgs/development/libraries/haskell/clock/default.nix
new file mode 100644
index 00000000000..65bfffec52e
--- /dev/null
+++ b/pkgs/development/libraries/haskell/clock/default.nix
@@ -0,0 +1,13 @@
+{ cabal }:
+
+cabal.mkDerivation (self: {
+  pname = "clock";
+  version = "0.4.0.1";
+  sha256 = "1bn6dalank30l680iifyam0mg9izxbyscgq0vmr1aw5brba5kv6j";
+  meta = {
+    homepage = "http://corsis.github.com/clock/";
+    description = "High-resolution clock functions: monotonic, realtime, cputime";
+    license = self.stdenv.lib.licenses.bsd3;
+    platforms = self.ghc.meta.platforms;
+  };
+})
diff --git a/pkgs/top-level/haskell-packages.nix b/pkgs/top-level/haskell-packages.nix
index f46a9bca774..abd8522b1bc 100644
--- a/pkgs/top-level/haskell-packages.nix
+++ b/pkgs/top-level/haskell-packages.nix
@@ -728,6 +728,8 @@ let result = let callPackage = x : y : modifyPrio (newScope result.finalReturn x
 
   clientsession = callPackage ../development/libraries/haskell/clientsession {};
 
+  clock = callPackage ../development/libraries/haskell/clock {};
+
   cmdargs = callPackage ../development/libraries/haskell/cmdargs {};
 
   cmdlib = callPackage ../development/libraries/haskell/cmdlib {};