diff --git a/pkgs/development/python-modules/multipart/default.nix b/pkgs/development/python-modules/multipart/default.nix
index 1d02c7d6a0c3..439de00b98cc 100644
--- a/pkgs/development/python-modules/multipart/default.nix
+++ b/pkgs/development/python-modules/multipart/default.nix
@@ -6,16 +6,16 @@
   pytestCheckHook,
 }:
 
-buildPythonPackage rec {
+buildPythonPackage (finalAttrs: {
   pname = "multipart";
-  version = "1.3.1";
+  version = "2.0.0";
   pyproject = true;
 
   src = fetchFromGitHub {
     owner = "defnull";
     repo = "multipart";
-    tag = "v${version}";
-    hash = "sha256-kLiOK6ovW3ki1CONXVQZCJw/U3K1AoR6rrmJUstwZOw=";
+    tag = "v${finalAttrs.version}";
+    hash = "sha256-1/G8qUnY7i5OvxkTSebC2pae9lzzfvnozJSVVylqB7w=";
   };
 
   build-system = [ flit-core ];
@@ -25,10 +25,10 @@ buildPythonPackage rec {
   pythonImportsCheck = [ "multipart" ];
 
   meta = {
-    changelog = "https://github.com/defnull/multipart/blob/${src.tag}/CHANGELOG.rst";
+    changelog = "https://github.com/defnull/multipart/blob/${finalAttrs.src.tag}/CHANGELOG.rst";
     description = "Parser for multipart/form-data";
     homepage = "https://github.com/defnull/multipart";
     license = lib.licenses.mit;
     maintainers = with lib.maintainers; [ dotlambda ];
   };
-}
+})