1 files changed, 7 insertions, 3 deletions
diff --git a/nixpkgs/pkgs/development/python-modules/ujson/default.nix b/nixpkgs/pkgs/development/python-modules/ujson/default.nix
index d60ec743032..9df71ee49c3 100644
--- a/nixpkgs/pkgs/development/python-modules/ujson/default.nix
+++ b/nixpkgs/pkgs/development/python-modules/ujson/default.nix
@@ -1,19 +1,23 @@
 { stdenv
 , buildPythonPackage
 , fetchPypi
+, isPy3k
 , isPyPy
+, setuptools_scm
 }:
 
 buildPythonPackage rec {
   pname = "ujson";
-  version = "1.35";
-  disabled = isPyPy;
+  version = "3.1.0";
+  disabled = isPyPy || (!isPy3k);
 
   src = fetchPypi {
     inherit pname version;
-    sha256 = "11jz5wi7mbgqcsz52iqhpyykiaasila4lq8cmc2d54bfa3jp6q7n";
+    sha256 = "00bda1de275ed6fe81817902189c75dfd156b4fa29b44dc1f4620775d2f50cf7";
   };
 
+  nativeBuildInputs = [ setuptools_scm ];
+
   meta = with stdenv.lib; {
     homepage = "https://pypi.python.org/pypi/ujson";
     description = "Ultra fast JSON encoder and decoder for Python";