diff --git a/pkgs/development/python-modules/galois/default.nix b/pkgs/development/python-modules/galois/default.nix
index a1688f1054f6..50999a139bf0 100644
--- a/pkgs/development/python-modules/galois/default.nix
+++ b/pkgs/development/python-modules/galois/default.nix
@@ -14,7 +14,7 @@
 buildPythonPackage rec {
   pname = "galois";
   version = "0.4.2";
-  format = "pyproject";
+  pyproject = true;
 
   disabled = pythonOlder "3.7";
 
@@ -25,11 +25,14 @@ buildPythonPackage rec {
     hash = "sha256-DbmrrNw7XwTL4i6pJIfkBOUs+KGEmdV2FmQa1xfOHYU=";
   };
 
-  nativeBuildInputs = [
-    setuptools-scm
+  pythonRelaxDeps = [
+    "numpy"
+    "numba"
   ];
 
-  propagatedBuildInputs = [
+  build-system = [ setuptools-scm ];
+
+  dependencies = [
     numpy
     numba
     typing-extensions
@@ -40,11 +43,6 @@ buildPythonPackage rec {
     pytest-xdist
   ];
 
-  pythonRelaxDeps = [
-    "numpy"
-    "numba"
-  ];
-
   pythonImportsCheck = [ "galois" ];
 
   meta = with lib; {