diff --git a/pkgs/development/python-modules/pulp/default.nix b/pkgs/development/python-modules/pulp/default.nix
index 09fddad01586..414c21b263c0 100644
--- a/pkgs/development/python-modules/pulp/default.nix
+++ b/pkgs/development/python-modules/pulp/default.nix
@@ -2,11 +2,11 @@
 
 buildPythonPackage rec {
   pname = "PuLP";
-  version = "1.6.8";
+  version = "2.0";
 
   src = fetchPypi {
     inherit pname version;
-    sha256 = "1irzpfnnm5f0qf8y9ddxi489nwixyj0q4zlvqafm621bijkxdv6g";
+    sha256 = "fb0b0e8073aa82f3459c4241b9625e0ccd26c0838ad8253c6bc67e041901b765";
   };
 
   propagatedBuildInputs = [ pyparsing ];