diff --git a/pkgs/development/python-modules/parts/default.nix b/pkgs/development/python-modules/parts/default.nix
index 4c798f43c25c..088510714a0f 100644
--- a/pkgs/development/python-modules/parts/default.nix
+++ b/pkgs/development/python-modules/parts/default.nix
@@ -5,12 +5,12 @@
 
 buildPythonPackage rec {
   pname = "parts";
-  version = "1.2.2";
+  version = "1.3.0";
   format = "setuptools";
 
   src = fetchPypi {
     inherit pname version;
-    sha256 = "6463d5c49142d14029196a6a781b57bc98ba5b3d93244f4ed637f534d08129c1";
+    sha256 = "sha256-NrhNpWyzqwn1bNnuqmcyKcUED0A4v7VJE4ZlTHFafJY=";
   };
 
   # Project has no tests