diff --git a/nixos/modules/services/misc/pykms.nix b/nixos/modules/services/misc/pykms.nix
index c9613f684e842..a8f08e5ab1862 100644
--- a/nixos/modules/services/misc/pykms.nix
+++ b/nixos/modules/services/misc/pykms.nix
@@ -24,9 +24,12 @@ in
         description = "Whether to enable the PyKMS service.";
       };
 
+      package = lib.mkPackageOption pkgs "pykms" { };
+
       listenAddress = lib.mkOption {
         type = lib.types.str;
         default = "0.0.0.0";
+        example = "::";
         description = "The IP address on which to listen.";
       };
 
@@ -78,13 +81,13 @@ in
       wantedBy = [ "multi-user.target" ];
       # python programs with DynamicUser = true require HOME to be set
       environment.HOME = libDir;
-      serviceConfig = with pkgs; {
+      serviceConfig = {
         DynamicUser = true;
         StateDirectory = baseNameOf libDir;
-        ExecStartPre = "${lib.getBin pykms}/libexec/create_pykms_db.sh ${libDir}/clients.db";
+        ExecStartPre = "${lib.getBin cfg.package}/libexec/create_pykms_db.sh ${libDir}/clients.db";
         ExecStart = lib.concatStringsSep " " (
           [
-            "${lib.getBin pykms}/bin/server"
+            "${lib.getBin cfg.package}/bin/server"
             "--logfile=STDOUT"
             "--loglevel=${cfg.logLevel}"
             "--sqlite=${libDir}/clients.db"
diff --git a/pkgs/by-name/py/pykms/package.nix b/pkgs/by-name/py/pykms/package.nix
index ba8710caeba36..a00cdbe4b45c7 100644
--- a/pkgs/by-name/py/pykms/package.nix
+++ b/pkgs/by-name/py/pykms/package.nix
@@ -36,13 +36,13 @@ let
 in
 pypkgs.buildPythonApplication rec {
   pname = "pykms";
-  version = "unstable-2021-01-25";
+  version = "0-unstable-2024-07-06";
 
   src = fetchFromGitHub {
     owner = "Py-KMS-Organization";
     repo = "py-kms";
-    rev = "1435c86fe4f11aa7fd42d77fa61715ca3015eeab";
-    hash = "sha256-9KiMbS0uKTbWSZVIv5ziIeR9c8+EKfKd20yPmjCX7GQ=";
+    rev = "465f4d14c728819d4eb00e3419bd1cb98af7f81c";
+    hash = "sha256-/XbMbcBcZPO7joHyaprJ29Cq4gNpuuzTzj2x1XDIyj8=";
   };
 
   sourceRoot = "${src.name}/py-kms";