diff --git a/pkgs/development/python-modules/pywaterkotte/default.nix b/pkgs/development/python-modules/pywaterkotte/default.nix
new file mode 100644
index 000000000000..43f276a2df82
--- /dev/null
+++ b/pkgs/development/python-modules/pywaterkotte/default.nix
@@ -0,0 +1,49 @@
+{ lib
+, buildPythonPackage
+, fetchFromGitHub
+, hatchling
+, pytestCheckHook
+, pythonOlder
+, requests
+, responses
+}:
+
+buildPythonPackage rec {
+  pname = "pywaterkotte";
+  version = "0.1.2";
+  format = "pyproject";
+
+  disabled = pythonOlder "3.7";
+
+  src = fetchFromGitHub {
+    owner = "chboland";
+    repo = pname;
+    rev = "refs/tags/v${version}";
+    hash = "sha256-zK0x6LyXPPNPA20Zq+S1B1q7ZWGxQmWf4JxEfjNkPQw=";
+  };
+
+  nativeBuildInputs = [
+    hatchling
+  ];
+
+  propagatedBuildInputs = [
+    requests
+  ];
+
+  nativeCheckInputs = [
+    pytestCheckHook
+    responses
+  ];
+
+  pythonImportsCheck = [
+    "pywaterkotte"
+  ];
+
+  meta = with lib; {
+    description = "Library to communicate with Waterkotte heatpumps";
+    homepage = "https://github.com/chboland/pywaterkotte";
+    changelog = "https://github.com/chboland/pywaterkotte/releases/tag/v${version}";
+    license = with licenses; [ mit ];
+    maintainers = with maintainers; [ fab ];
+  };
+}
diff --git a/pkgs/top-level/python-packages.nix b/pkgs/top-level/python-packages.nix
index 28812e165401..5a2007a40d35 100644
--- a/pkgs/top-level/python-packages.nix
+++ b/pkgs/top-level/python-packages.nix
@@ -9676,6 +9676,8 @@ self: super: with self; {
 
   pywatchman = callPackage ../development/python-modules/pywatchman { };
 
+  pywaterkotte = callPackage ../development/python-modules/pywaterkotte { };
+
   pywavelets = callPackage ../development/python-modules/pywavelets { };
 
   pywayland = callPackage ../development/python-modules/pywayland { };