diff --git a/pkgs/development/python-modules/clifford/default.nix b/pkgs/development/python-modules/clifford/default.nix
index 84859729c5b1..6a590af483a7 100644
--- a/pkgs/development/python-modules/clifford/default.nix
+++ b/pkgs/development/python-modules/clifford/default.nix
@@ -7,6 +7,7 @@
 , numba
 , numpy
 , pytestCheckHook
+, setuptools
 , scipy
 , sparse
 }:
@@ -14,7 +15,7 @@
 buildPythonPackage rec {
   pname = "clifford";
   version = "1.4.0";
-  format = "setuptools";
+  pyproject = true;
 
   disabled = pythonOlder "3.5";
 
@@ -23,7 +24,11 @@ buildPythonPackage rec {
     hash = "sha256-eVE8FrD0YHoRreY9CrNb8v4v4KrG83ZU0oFz+V+p+Q0=";
   };
 
-  propagatedBuildInputs = [
+  build-system = [
+    setuptools
+  ];
+
+  dependencies = [
     h5py
     numba
     numpy
@@ -62,7 +67,11 @@ buildPythonPackage rec {
   meta = with lib; {
     description = "Numerical Geometric Algebra Module";
     homepage = "https://clifford.readthedocs.io";
+    changelog = "https://github.com/pygae/clifford/releases/tag/v${version}";
     license = licenses.bsd3;
     maintainers = with maintainers; [ ];
+    # Broken with numba >= 0.54
+    # see https://github.com/pygae/clifford/issues/430
+    broken = versionAtLeast numba.version "0.58";
   };
 }
diff --git a/pkgs/development/python-modules/sparse/default.nix b/pkgs/development/python-modules/sparse/default.nix
index 1ecf340e975e..0c81e3435098 100644
--- a/pkgs/development/python-modules/sparse/default.nix
+++ b/pkgs/development/python-modules/sparse/default.nix
@@ -6,22 +6,34 @@
 , numpy
 , pytestCheckHook
 , pythonOlder
+, setuptools
+, setuptools-scm
 , scipy
 }:
 
 buildPythonPackage rec {
   pname = "sparse";
   version = "0.15.1";
-  format = "setuptools";
+  pyproject = true;
 
-  disabled = pythonOlder "3.6";
+  disabled = pythonOlder "3.8";
 
   src = fetchPypi {
     inherit pname version;
     hash = "sha256-lzrcuIqNuOPYBHlTMx4m0/ZKVlf5tGprhZxHZjw+75k=";
   };
 
-  propagatedBuildInputs = [
+  postPatch = ''
+    substituteInPlace pytest.ini \
+      --replace-fail "--cov-report term-missing --cov-report html --cov-report=xml --cov-report=term --cov sparse --cov-config .coveragerc --junitxml=junit/test-results.xml" ""
+  '';
+
+  build-system = [
+    setuptools
+    setuptools-scm
+  ];
+
+  dependencies = [
     numba
     numpy
     scipy
@@ -36,6 +48,11 @@ buildPythonPackage rec {
     "sparse"
   ];
 
+  pytestFlagsArray = [
+    "-W"
+    "ignore::pytest.PytestRemovedIn8Warning"
+  ];
+
   meta = with lib; {
     description = "Sparse n-dimensional arrays computations";
     homepage = "https://sparse.pydata.org/";