diff --git a/pkgs/development/python-modules/lg-rs232-tv/default.nix b/pkgs/development/python-modules/lg-rs232-tv/default.nix
new file mode 100644
index 000000000000..0b259670027d
--- /dev/null
+++ b/pkgs/development/python-modules/lg-rs232-tv/default.nix
@@ -0,0 +1,54 @@
+{
+  lib,
+  buildPythonPackage,
+  fetchFromGitHub,
+  uv-build,
+  serialx,
+  aiowebostv,
+  pytest-asyncio,
+  pytest-timeout,
+  pytestCheckHook,
+}:
+
+buildPythonPackage (finalAttrs: {
+  pname = "lg-rs232-tv";
+  version = "1.2.0";
+  pyproject = true;
+
+  src = fetchFromGitHub {
+    owner = "home-assistant-libs";
+    repo = "lg-rs232-tv";
+    tag = finalAttrs.version;
+    hash = "sha256-gMjRyZ/gUMAsS0v465ISD38YAlrOB8N/5VAFZkXtyAE=";
+  };
+
+  postPatch = ''
+    substituteInPlace pyproject.toml \
+      --replace-fail "uv_build>=0.8.4,<0.9.0" "uv_build"
+  '';
+
+  build-system = [ uv-build ];
+
+  dependencies = [ serialx ];
+
+  optional-dependencies = {
+    esphome = serialx.optional-dependencies.esphome;
+    remote = [ aiowebostv ];
+  };
+
+  nativeCheckInputs = [
+    pytest-asyncio
+    pytest-timeout
+    pytestCheckHook
+  ];
+
+  pythonImportsCheck = [ "lg_rs232_tv" ];
+
+  meta = {
+    description = "Async library to control LG TVs over RS232";
+    homepage = "https://github.com/home-assistant-libs/lg-rs232-tv";
+    changelog = "https://github.com/home-assistant-libs/lg-rs232-tv/releases/tag/${finalAttrs.src.tag}";
+    license = lib.licenses.mit;
+    maintainers = [ lib.maintainers.jamiemagee ];
+  };
+})
diff --git a/pkgs/servers/home-assistant/component-packages.nix b/pkgs/servers/home-assistant/component-packages.nix
index 5f244f47270b..5e1fb487e78b 100644
--- a/pkgs/servers/home-assistant/component-packages.nix
+++ b/pkgs/servers/home-assistant/component-packages.nix
@@ -3613,8 +3613,9 @@
     "lg_tv_rs232" =
       ps: with ps; [
         aiousbwatcher
+        lg-rs232-tv
         serialx
-      ]; # missing inputs: lg-rs232-tv
+      ];
     "libre_hardware_monitor" =
       ps: with ps; [
         librehardwaremonitor-api
@@ -8234,6 +8235,7 @@
     "lg_netcast"
     "lg_soundbar"
     "lg_thinq"
+    "lg_tv_rs232"
     "libre_hardware_monitor"
     "lichess"
     "lidarr"
diff --git a/pkgs/top-level/python-packages.nix b/pkgs/top-level/python-packages.nix
index 984026690e5e..168f7e253263 100644
--- a/pkgs/top-level/python-packages.nix
+++ b/pkgs/top-level/python-packages.nix
@@ -8788,6 +8788,8 @@ self: super: with self; {
 
   lexilang = callPackage ../development/python-modules/lexilang { };
 
+  lg-rs232-tv = callPackage ../development/python-modules/lg-rs232-tv { };
+
   lgpio = toPythonModule (
     pkgs.lgpio.override {
       inherit buildPythonPackage;