1 files changed, 8 insertions, 3 deletions
diff --git a/nixpkgs/pkgs/development/python-modules/ruamel-yaml/default.nix b/nixpkgs/pkgs/development/python-modules/ruamel-yaml/default.nix
index 56df9d20c591..e06aaff73dc8 100644
--- a/nixpkgs/pkgs/development/python-modules/ruamel-yaml/default.nix
+++ b/nixpkgs/pkgs/development/python-modules/ruamel-yaml/default.nix
@@ -1,6 +1,7 @@
 { lib
 , buildPythonPackage
 , fetchPypi
+, setuptools
 , ruamel-base
 , ruamel-yaml-clib
 , isPyPy
@@ -8,15 +9,19 @@
 
 buildPythonPackage rec {
   pname = "ruamel-yaml";
-  version = "0.17.32";
-  format = "setuptools";
+  version = "0.18.5";
+  pyproject = true;
 
   src = fetchPypi {
     pname = "ruamel.yaml";
     inherit version;
-    hash = "sha256-7JOQY3YZFOFFQpcqXLptM8I7CFmrY0L2HPBwz8YA78I=";
+    hash = "sha256-YZF+OjWlacETOo93LhImlhv1oRmL6n4j8GoIQd6hqw4=";
   };
 
+  nativeBuildInputs = [
+    setuptools
+  ];
+
   # Tests use relative paths
   doCheck = false;