diff --git a/pkgs/development/python-modules/autoslot/default.nix b/pkgs/development/python-modules/autoslot/default.nix
new file mode 100644
index 000000000000..c234b35e0e58
--- /dev/null
+++ b/pkgs/development/python-modules/autoslot/default.nix
@@ -0,0 +1,47 @@
+{ lib
+, buildPythonPackage
+, fetchFromGitHub
+, flit-core
+, pytestCheckHook
+, pythonOlder
+}:
+
+buildPythonPackage rec {
+  pname = "autoslot";
+  version = "2022.12.1";
+  format = "pyproject";
+
+  disabled = pythonOlder "3.7";
+
+  src = fetchFromGitHub {
+    owner = "cjrh";
+    repo = "autoslot";
+    rev = "refs/tags/v${version}";
+    hash = "sha256-fG4rRwRubJt2aXChEsMybEKal6LscZI7GA2uwtK5Vtg=";
+  };
+
+  postPatch = ''
+    substituteInPlace pyproject.toml \
+      --replace 'requires = ["flit"]' 'requires = ["flit_core"]' \
+      --replace 'build-backend = "flit.buildapi"' 'build-backend = "flit_core.buildapi"'
+  '';
+
+  nativeBuildInputs = [
+    flit-core
+  ];
+
+  nativeCheckInputs = [
+    pytestCheckHook
+  ];
+
+  pythonImportsCheck = [
+    "autoslot"
+  ];
+
+  meta = with lib; {
+    description = "Automatic __slots__ for your Python classes";
+    homepage = "https://github.com/cjrh/autoslot";
+    license = licenses.asl20;
+    maintainers = with maintainers; [ fab ];
+  };
+}
diff --git a/pkgs/top-level/python-packages.nix b/pkgs/top-level/python-packages.nix
index fec0a172480a..ccd2a9056fe7 100644
--- a/pkgs/top-level/python-packages.nix
+++ b/pkgs/top-level/python-packages.nix
@@ -910,6 +910,8 @@ self: super: with self; {
 
   autopep8 = callPackage ../development/python-modules/autopep8 { };
 
+  autoslot = callPackage ../development/python-modules/autoslot { };
+
   avahi = toPythonModule (pkgs.avahi.override {
     inherit python;
     withPython = true;