diff --git a/pkgs/development/python-modules/maison/default.nix b/pkgs/development/python-modules/maison/default.nix
new file mode 100644
index 000000000000..8fa3393d1e93
--- /dev/null
+++ b/pkgs/development/python-modules/maison/default.nix
@@ -0,0 +1,51 @@
+{ lib
+, buildPythonPackage
+, click
+, fetchFromGitHub
+, poetry-core
+, pydantic
+, pytestCheckHook
+, pythonOlder
+, toml
+}:
+
+buildPythonPackage rec {
+  pname = "maison";
+  version = "1.4.0";
+  format = "pyproject";
+
+  disabled = pythonOlder "3.7";
+
+  src = fetchFromGitHub {
+    owner = "dbatten5";
+    repo = pname;
+    rev = "refs/tags/v${version}";
+    hash = "sha256-Ny/n1vDWS6eA9zLIB0os5zrbwvutb+7sQ6iPXeid1M0=";
+  };
+
+  nativeBuildInputs = [
+    poetry-core
+  ];
+
+  propagatedBuildInputs = [
+    click
+    pydantic
+    toml
+  ];
+
+  checkInputs = [
+    pytestCheckHook
+  ];
+
+  pythonImportsCheck = [
+    "maison"
+  ];
+
+  meta = with lib; {
+    description = "Library to read settings from config files";
+    homepage = "https://github.com/dbatten5/maison";
+    changelog = "https://github.com/dbatten5/maison/releases/tag/v${version}";
+    license = licenses.mit;
+    maintainers = with maintainers; [ fab ];
+  };
+}
diff --git a/pkgs/development/python-modules/yamlfix/default.nix b/pkgs/development/python-modules/yamlfix/default.nix
index 99e167dfb128..f7c830996f74 100644
--- a/pkgs/development/python-modules/yamlfix/default.nix
+++ b/pkgs/development/python-modules/yamlfix/default.nix
@@ -2,28 +2,37 @@
 , buildPythonPackage
 , click
 , fetchFromGitHub
+, maison
+, pdm-pep517
 , pytest-xdist
 , pytestCheckHook
 , pythonOlder
 , ruyaml
+, setuptools
 }:
 
 buildPythonPackage rec {
   pname = "yamlfix";
-  version = "0.8.2";
-  format = "setuptools";
+  version = "1.5.0";
+  format = "pyproject";
 
   disabled = pythonOlder "3.7";
 
   src = fetchFromGitHub {
     owner = "lyz-code";
     repo = pname;
-    rev = version;
-    sha256 = "sha256-YCC4xK1fB5Gyv32JhbSuejtzLNMRnH7iyUpzccVijS0=";
+    rev = "refs/tags/${version}";
+    hash = "sha256-TdW2vVj5wZw8xANSRY8ke1ECw8UTDwRjJDD1g+p9DV4=";
   };
 
+  nativeBuildInputs = [
+    setuptools
+    pdm-pep517
+  ];
+
   propagatedBuildInputs = [
     click
+    maison
     ruyaml
   ];
 
@@ -32,11 +41,6 @@ buildPythonPackage rec {
     pytestCheckHook
   ];
 
-  postPatch = ''
-    substituteInPlace pyproject.toml \
-      --replace 'python_paths = "."' ""
-  '';
-
   pythonImportsCheck = [
     "yamlfix"
   ];
@@ -44,7 +48,8 @@ buildPythonPackage rec {
   meta = with lib; {
     description = "Python YAML formatter that keeps your comments";
     homepage = "https://github.com/lyz-code/yamlfix";
-    license = licenses.gpl3Plus;
+    changelog = "https://github.com/lyz-code/yamlfix/blob/${version}/CHANGELOG.md";
+    license = licenses.gpl3Only;
     maintainers = with maintainers; [ koozz ];
   };
 }
diff --git a/pkgs/top-level/python-packages.nix b/pkgs/top-level/python-packages.nix
index 7cc0f49178e9..dc5d0f42c90b 100644
--- a/pkgs/top-level/python-packages.nix
+++ b/pkgs/top-level/python-packages.nix
@@ -5610,6 +5610,8 @@ self: super: with self; {
 
   mailsuite = callPackage ../development/python-modules/mailsuite { };
 
+  maison = callPackage ../development/python-modules/maison { };
+
   Mako = callPackage ../development/python-modules/Mako { };
 
   malduck= callPackage ../development/python-modules/malduck { };