diff --git a/pkgs/development/libraries/haskell/punycode/default.nix b/pkgs/development/libraries/haskell/punycode/default.nix
new file mode 100644
index 000000000000..ade7685be6e6
--- /dev/null
+++ b/pkgs/development/libraries/haskell/punycode/default.nix
@@ -0,0 +1,15 @@
+{ cabal, cereal, encoding, HUnit, mtl, QuickCheck, text }:
+
+cabal.mkDerivation (self: {
+  pname = "punycode";
+  version = "2.0";
+  sha256 = "192jgfixnpxdj6jiiz92kx5bi6ij3c389b76q9f4vyfmvcajj1sr";
+  buildDepends = [ cereal mtl text ];
+  testDepends = [ cereal encoding HUnit mtl QuickCheck text ];
+  meta = {
+    homepage = "https://github.com/litherum/punycode";
+    description = "Encode unicode strings to ascii forms according to RFC 3492";
+    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 1029d47918e1..791678ab55c8 100644
--- a/pkgs/top-level/haskell-packages.nix
+++ b/pkgs/top-level/haskell-packages.nix
@@ -1426,6 +1426,8 @@ let result = let callPackage = x : y : modifyPrio (newScope result.final x y);
 
   prettyShow = callPackage ../development/libraries/haskell/pretty-show {};
 
+  punycode = callPackage ../development/libraries/haskell/punycode {};
+
   primitive_0_4_1 = callPackage ../development/libraries/haskell/primitive/0.4.1.nix {};
   primitive_0_5   = callPackage ../development/libraries/haskell/primitive/0.5.nix   {};
   primitive_0_5_0_1 = callPackage ../development/libraries/haskell/primitive/0.5.0.1.nix   {};