diff --git a/pkgs/development/python-modules/growattserver/default.nix b/pkgs/development/python-modules/growattserver/default.nix
new file mode 100644
index 00000000000000..64c6e7bf2b1beb
--- /dev/null
+++ b/pkgs/development/python-modules/growattserver/default.nix
@@ -0,0 +1,42 @@
+{ lib
+, buildPythonPackage
+, fetchFromGitHub
+, pythonOlder
+, requests
+}:
+
+buildPythonPackage rec {
+  pname = "growattserver";
+  version = "1.0.1";
+  disabled = pythonOlder "3.6";
+
+  src = fetchFromGitHub {
+    owner = "indykoning";
+    repo = "PyPi_GrowattServer";
+    rev = version;
+    sha256 = "1vgb92axlz1kkszmamjbsqgi74afnbr2mc1np3pmbn3bx5rmk1d9";
+  };
+
+  propagatedBuildInputs = [
+    requests
+  ];
+
+  postPatch = ''
+    # https://github.com/indykoning/PyPi_GrowattServer/issues/2
+    substituteInPlace setup.py \
+      --replace "tag = os.environ['LATEST_TAG']" "" \
+      --replace "version=tag," 'version="${version}",'
+  '';
+
+  # Project has no tests
+  doCheck = false;
+
+  pythonImportsCheck = [ "growattServer" ];
+
+  meta = with lib; {
+    description = "Python package to retrieve information from Growatt units";
+    homepage = "https://github.com/indykoning/PyPi_GrowattServer";
+    license = licenses.mit;
+    maintainers = with maintainers; [ fab ];
+  };
+}
diff --git a/pkgs/servers/home-assistant/component-packages.nix b/pkgs/servers/home-assistant/component-packages.nix
index 844ea8976d7c1a..1190b869eccdc7 100644
--- a/pkgs/servers/home-assistant/component-packages.nix
+++ b/pkgs/servers/home-assistant/component-packages.nix
@@ -329,7 +329,7 @@
     "greeneye_monitor" = ps: with ps; [ ]; # missing inputs: greeneye_monitor
     "greenwave" = ps: with ps; [ ]; # missing inputs: greenwavereality
     "group" = ps: with ps; [ ];
-    "growatt_server" = ps: with ps; [ ]; # missing inputs: growattServer
+    "growatt_server" = ps: with ps; [ growattserver ];
     "gstreamer" = ps: with ps; [ ]; # missing inputs: gstreamer-player
     "gtfs" = ps: with ps; [ ]; # missing inputs: pygtfs
     "guardian" = ps: with ps; [ aioguardian ];
diff --git a/pkgs/servers/home-assistant/default.nix b/pkgs/servers/home-assistant/default.nix
index 7616dc0ee879b4..9045264b453349 100644
--- a/pkgs/servers/home-assistant/default.nix
+++ b/pkgs/servers/home-assistant/default.nix
@@ -259,6 +259,7 @@ in with py.pkgs; buildPythonApplication rec {
     "geo_json_events"
     "geo_location"
     "group"
+    "growatt_server"
     "hddtemp"
     "history"
     "history_stats"
diff --git a/pkgs/top-level/python-packages.nix b/pkgs/top-level/python-packages.nix
index 3ecf4494ff4fe4..4c2604f8c6151b 100644
--- a/pkgs/top-level/python-packages.nix
+++ b/pkgs/top-level/python-packages.nix
@@ -2934,6 +2934,8 @@ in {
 
   gremlinpython = callPackage ../development/python-modules/gremlinpython { };
 
+  growattserver = callPackage ../development/python-modules/growattserver { };
+
   grip = callPackage ../development/python-modules/grip { };
 
   grpc_google_iam_v1 = callPackage ../development/python-modules/grpc_google_iam_v1 { };