diff --git a/pkgs/development/python-modules/eventlet/default.nix b/pkgs/development/python-modules/eventlet/default.nix
index 2a652cfe73f6..0c568de38c55 100644
--- a/pkgs/development/python-modules/eventlet/default.nix
+++ b/pkgs/development/python-modules/eventlet/default.nix
@@ -22,24 +22,24 @@
 
 buildPythonPackage rec {
   pname = "eventlet";
-  version = "0.40.0";
+  version = "0.40.3";
   pyproject = true;
 
   src = fetchFromGitHub {
     owner = "eventlet";
     repo = "eventlet";
     tag = version;
-    hash = "sha256-fzCN+idYQ97nuDVfYn6VYQFBaaMxmnjWzFrmn+Aj+u4=";
+    hash = "sha256-yieyNx91jvKoh02zDFIEFk70yf3I27DWiumqoOjtdzQ=";
   };
 
   pythonRelaxDeps = lib.optionals isPyPy [ "greenlet" ];
 
-  nativeBuildInputs = [
+  build-system = [
     hatch-vcs
     hatchling
   ];
 
-  propagatedBuildInputs = [
+  dependencies = [
     dnspython
     greenlet
     six
@@ -78,7 +78,7 @@ buildPythonPackage rec {
   pythonImportsCheck = [ "eventlet" ];
 
   meta = with lib; {
-    changelog = "https://github.com/eventlet/eventlet/blob/v${version}/NEWS";
+    changelog = "https://github.com/eventlet/eventlet/blob/${src.tag}/NEWS";
     description = "Concurrent networking library for Python";
     homepage = "https://github.com/eventlet/eventlet/";
     license = licenses.mit;