diff --git a/pkgs/development/python-modules/timelib/default.nix b/pkgs/development/python-modules/timelib/default.nix
index e2f3cc1d3cc..e0f76c0c2e6 100644
--- a/pkgs/development/python-modules/timelib/default.nix
+++ b/pkgs/development/python-modules/timelib/default.nix
@@ -1,18 +1,22 @@
 { lib
 , buildPythonPackage
+, cython
 , fetchPypi
 }:
 
 buildPythonPackage rec {
   pname = "timelib";
-  version = "0.2.5";
+  version = "0.3.0";
 
   src = fetchPypi {
     inherit pname version;
-    extension = "zip";
-    sha256 = "6ac9f79b09b63bbc07db88525c1f62de1f6d50b0fd9937a0cb05e3d38ce0af45";
+    hash = "sha256-0bInBlVxhuYFjaiLoPhYN0AbKuneFX9ZNT3JeNglGHo=";
   };
 
+  nativeBuildInputs = [
+    cython
+  ];
+
   meta = with lib; {
     description = "Parse english textual date descriptions";
     homepage = "https://github.com/pediapress/timelib/";