diff --git a/pkgs/development/python-modules/pyosohotwaterapi/default.nix b/pkgs/development/python-modules/pyosohotwaterapi/default.nix
new file mode 100644
index 000000000000..bd2b10976a07
--- /dev/null
+++ b/pkgs/development/python-modules/pyosohotwaterapi/default.nix
@@ -0,0 +1,63 @@
+{ lib
+, aiohttp
+, buildPythonPackage
+, fetchFromGitHub
+, loguru
+, numpy
+, pythonOlder
+, setuptools
+, unasync
+, urllib3
+}:
+
+buildPythonPackage rec {
+  pname = "pyosohotwaterapi";
+  version = "1.1.4";
+  pyproject = true;
+
+  disabled = pythonOlder "3.10";
+
+  src = fetchFromGitHub {
+    owner = "osohotwateriot";
+    repo = "apyosohotwaterapi";
+    rev = "refs/tags/${version}";
+    hash = "sha256-7FLGmmndrFqSl4oC8QFIYNlFJPr+xbiZG5ZRt4vx8+s=";
+  };
+
+  postPatch = ''
+    # https://github.com/osohotwateriot/apyosohotwaterapi/pull/3
+    substituteInPlace requirements.txt \
+      --replace "pre-commit" ""
+  '';
+
+  nativeBuildInputs = [
+    setuptools
+    unasync
+  ];
+
+  propagatedBuildInputs = [
+    aiohttp
+    loguru
+    numpy
+    urllib3
+  ];
+
+  preBuild = ''
+    export HOME=$(mktemp -d)
+  '';
+
+  # Module has no tests
+  doCheck = false;
+
+  pythonImportsCheck = [
+    "apyosoenergyapi"
+  ];
+
+  meta = with lib; {
+    description = "Module for using the OSO Hotwater API";
+    homepage = "https://github.com/osohotwateriot/apyosohotwaterapi";
+    changelog = "https://github.com/osohotwateriot/apyosohotwaterapi/releases/tag/${version}";
+    license = licenses.mit;
+    maintainers = with maintainers; [ fab ];
+  };
+}
diff --git a/pkgs/top-level/python-packages.nix b/pkgs/top-level/python-packages.nix
index 333a256dda61..f5fe41e58878 100644
--- a/pkgs/top-level/python-packages.nix
+++ b/pkgs/top-level/python-packages.nix
@@ -10932,6 +10932,8 @@ self: super: with self; {
     inherit (pkgs) lz4;
   };
 
+  pyosohotwaterapi = callPackage ../development/python-modules/pyosohotwaterapi { };
+
   pyotgw = callPackage ../development/python-modules/pyotgw { };
 
   pyotp = callPackage ../development/python-modules/pyotp { };