diff --git a/pkgs/by-name/ha/ha-mcp/package.nix b/pkgs/by-name/ha/ha-mcp/package.nix
index c7a62aee4860..a1bd0d192ba1 100644
--- a/pkgs/by-name/ha/ha-mcp/package.nix
+++ b/pkgs/by-name/ha/ha-mcp/package.nix
@@ -2,6 +2,7 @@
   lib,
   python3Packages,
   fetchFromGitHub,
+  nix-update-script,
 }:
 
 python3Packages.buildPythonApplication (finalAttrs: {
@@ -37,6 +38,10 @@ python3Packages.buildPythonApplication (finalAttrs: {
   # Tests require a running Home Assistant instance
   doCheck = false;
 
+  passthru.updateScript = nix-update-script {
+    extraArgs = [ "--version-regex=^v([0-9]+\\.[0-9]+\\.[0-9]+)$" ];
+  };
+
   pythonImportsCheck = [ "ha_mcp" ];
 
   meta = {