diff --git a/pkgs/development/python-modules/pynvim/default.nix b/pkgs/development/python-modules/pynvim/default.nix
index 5d9717175d13..829ec7d68b12 100644
--- a/pkgs/development/python-modules/pynvim/default.nix
+++ b/pkgs/development/python-modules/pynvim/default.nix
@@ -1,6 +1,7 @@
 { lib
 , buildPythonPackage
 , fetchFromGitHub
+, setuptools
 , msgpack
 , greenlet
 , pythonOlder
@@ -9,8 +10,8 @@
 
 buildPythonPackage rec {
   pname = "pynvim";
-  version = "0.4.3";
-  format = "setuptools";
+  version = "0.5.0";
+  pyproject = true;
 
   disabled = pythonOlder "3.7";
 
@@ -18,7 +19,7 @@ buildPythonPackage rec {
     owner = "neovim";
     repo = "pynvim";
     rev = "refs/tags/${version}";
-    hash = "sha256-8sgVJh143L9qaoTMC67K8ays+qUF6OufIZE3sb0HXyQ=";
+    hash = "sha256-3LqgKENFzdfCjMlD6Xzv5W23yvIkNMUYo2+LlzKZ3cc=";
   };
 
   postPatch = ''
@@ -26,6 +27,10 @@ buildPythonPackage rec {
       --replace " + pytest_runner" ""
   '';
 
+  buildInputs = [
+    setuptools
+  ];
+
   propagatedBuildInputs = [
     msgpack
   ] ++ lib.optionals (!isPyPy) [