diff --git a/pkgs/development/python-modules/git-sweep/default.nix b/pkgs/development/python-modules/git-sweep/default.nix
index e6f842343335..421f385da4a4 100644
--- a/pkgs/development/python-modules/git-sweep/default.nix
+++ b/pkgs/development/python-modules/git-sweep/default.nix
@@ -3,19 +3,22 @@
   buildPythonPackage,
   fetchPypi,
   gitpython,
+  setuptools,
 }:
 
-buildPythonPackage rec {
+buildPythonPackage (finalAttrs: {
   pname = "git-sweep";
   version = "0.1.1";
-  format = "setuptools";
+  pyproject = true;
 
   src = fetchPypi {
-    inherit pname version;
+    inherit (finalAttrs) pname version;
     hash = "sha256-zSnxw3JHsFru9fOZSJZX+XOu144uJ0DaIKYlAtoHV7M=";
   };
 
-  propagatedBuildInputs = [ gitpython ];
+  build-system = [ setuptools ];
+
+  dependencies = [ gitpython ];
 
   # Module has no tests
   doCheck = false;
@@ -29,4 +32,4 @@ buildPythonPackage rec {
     license = lib.licenses.mit;
     maintainers = with lib.maintainers; [ pSub ];
   };
-}
+})