diff --git a/pkgs/development/python-modules/hahomematic/default.nix b/pkgs/development/python-modules/hahomematic/default.nix
deleted file mode 100644
index 85b26764a106..000000000000
--- a/pkgs/development/python-modules/hahomematic/default.nix
+++ /dev/null
@@ -1,73 +0,0 @@
-{
-  lib,
-  aiohttp,
-  buildPythonPackage,
-  fetchFromGitHub,
-  freezegun,
-  orjson,
-  pydevccu,
-  pytest-aiohttp,
-  pytest-socket,
-  pytestCheckHook,
-  python-slugify,
-  pythonOlder,
-  setuptools,
-  voluptuous,
-}:
-
-buildPythonPackage rec {
-  pname = "hahomematic";
-  version = "2025.8.3";
-  pyproject = true;
-
-  disabled = pythonOlder "3.13";
-
-  src = fetchFromGitHub {
-    owner = "SukramJ";
-    repo = "hahomematic";
-    tag = version;
-    hash = "sha256-BztVWvDUDXTgC1uha7grD4hcWJqKcua4UVgy3KivWSI=";
-  };
-
-  __darwinAllowLocalNetworking = true;
-
-  postPatch = ''
-    substituteInPlace pyproject.toml \
-      --replace-fail "setuptools==80.9.0" "setuptools" \
-  '';
-
-  build-system = [ setuptools ];
-
-  dependencies = [
-    aiohttp
-    orjson
-    python-slugify
-    voluptuous
-  ];
-
-  nativeCheckInputs = [
-    freezegun
-    pydevccu
-    pytest-aiohttp
-    pytest-socket
-    pytestCheckHook
-  ];
-
-  disabledTests = [
-    # AssertionError: assert 548 == 555
-    "test_central_full"
-  ];
-
-  pythonImportsCheck = [ "hahomematic" ];
-
-  meta = with lib; {
-    description = "Python module to interact with HomeMatic devices";
-    homepage = "https://github.com/SukramJ/hahomematic";
-    changelog = "https://github.com/SukramJ/hahomematic/blob/${src.tag}/changelog.md";
-    license = licenses.mit;
-    maintainers = with maintainers; [
-      dotlambda
-      fab
-    ];
-  };
-}
diff --git a/pkgs/top-level/python-aliases.nix b/pkgs/top-level/python-aliases.nix
index f3e3777a27c2..ca53096917a3 100644
--- a/pkgs/top-level/python-aliases.nix
+++ b/pkgs/top-level/python-aliases.nix
@@ -323,6 +323,7 @@ mapAliases ({
   guzzle_sphinx_theme = guzzle-sphinx-theme; # added 2023-10-16
   ha-av = throw "ha-av was removed, because it is no longer maintained"; # added 2022-04-06
   HAP-python = hap-python; # added 2021-06-01
+  hahomematic = throw "hahomematic has been superseded by aiohomematic"; # added 2025-08-16
   hangups = throw "hangups was removed because Google Hangouts has been shut down"; # added 2023-02-13
   hbmqtt = throw "hbmqtt was removed because it is no longer maintained"; # added 2021-11-07
   hcs_utils = hcs-utils; # added 2024-01-06
diff --git a/pkgs/top-level/python-packages.nix b/pkgs/top-level/python-packages.nix
index 7b201ce2db06..736a0186fa96 100644
--- a/pkgs/top-level/python-packages.nix
+++ b/pkgs/top-level/python-packages.nix
@@ -6427,8 +6427,6 @@ self: super: with self; {
 
   hacking = callPackage ../development/python-modules/hacking { };
 
-  hahomematic = callPackage ../development/python-modules/hahomematic { };
-
   hakuin = callPackage ../development/python-modules/hakuin { };
 
   halide =