diff --git a/pkgs/development/python-modules/Cython/default.nix b/pkgs/development/python-modules/Cython/default.nix
index 751e064ad706..cffad983a450 100644
--- a/pkgs/development/python-modules/Cython/default.nix
+++ b/pkgs/development/python-modules/Cython/default.nix
@@ -13,26 +13,17 @@
 
 buildPythonPackage rec {
   pname = "Cython";
-  name = "${pname}-${version}";
-  version = "0.27.3";
+  version = "0.28.1";
 
   src = fetchPypi {
     inherit pname version;
-    sha256 = "6a00512de1f2e3ce66ba35c5420babaef1fe2d9c43a8faab4080b0dbcc26bc64";
+    sha256 = "152ee5f345012ca3bb7cc71da2d3736ee20f52cd8476e4d49e5e25c5a4102b12";
   };
 
-  # With Python 2.x on i686-linux or 32-bit ARM this test fails because the
-  # result is "3L" instead of "3", so let's fix it in-place.
-  #
-  # Upstream issue: https://github.com/cython/cython/issues/1548
-  postPatch = lib.optionalString ((stdenv.isi686 || stdenv.isArm) && !isPy3k) ''
-    sed -i -e 's/\(>>> *\)\(verify_resolution_GH1533()\)/\1int(\2)/' \
-      tests/run/cpdef_enums.pyx
-  '';
-
   nativeBuildInputs = [
     pkgconfig
-    # For testing
+  ];
+  checkInputs = [
     numpy ncurses
   ];
   buildInputs = [ glibcLocales gdb ];
@@ -46,10 +37,6 @@ buildPythonPackage rec {
       ${if stdenv.cc.isClang or false then ''--exclude="(cpdef_extern_func|libcpp_algo)"'' else ""}
   '';
 
-  # Disable tests temporarily
-  # https://github.com/cython/cython/issues/1676
-  doCheck = false;
-
   meta = {
     description = "An optimising static compiler for both the Python programming language and the extended Cython programming language";
     homepage = http://cython.org;