diff --git a/python/nova-understack/uv.lock b/python/nova-understack/uv.lock
index ec7c60939..37e77c842 100644
--- a/python/nova-understack/uv.lock
+++ b/python/nova-understack/uv.lock
@@ -624,14 +624,14 @@ wheels = [
 
 [[package]]
 name = "mako"
-version = "1.3.10"
+version = "1.4.2"
 source = { registry = "https://pypi.org/simple" }
 dependencies = [
     { name = "markupsafe" },
 ]
-sdist = { url = "https://files.pythonhosted.org/packages/9e/38/bd5b78a920a64d708fe6bc8e0a2c075e1389d53bef8413725c63ba041535/mako-1.3.10.tar.gz", hash = "sha256:99579a6f39583fa7e5630a28c3c1f440e4e97a414b80372649c0ce338da2ea28", size = 392474, upload-time = "2025-04-10T12:44:31.16Z" }
+sdist = { url = "https://files.pythonhosted.org/packages/05/7f/0b891a82379ffd96d2d8cc6d435fb1055cdaed52829287f81d2a43fd71cb/mako-1.4.2.tar.gz", hash = "sha256:7227a060ee3af55a493af61d73d6beef13044b81dba9586736c13945f09464ce", size = 412231, upload-time = "2026-09-22T20:40:55.06Z" }
 wheels = [
-    { url = "https://files.pythonhosted.org/packages/87/fb/99f81ac72ae23375f22b7afdb7642aba97c00a713c217124420147681a2f/mako-1.3.10-py3-none-any.whl", hash = "sha256:baef24a52fc4fc514a0887ac600f9f1cff3d82c61d4d700a1fa84d597b88db59", size = 78509, upload-time = "2025-04-10T12:50:53.297Z" },
+    { url = "https://files.pythonhosted.org/packages/f0/bb/0e4c30a18858adebc75496ea8a8c3fb65cbf4b36ea1c5028ed8a0a5fa196/mako-1.4.2-py3-none-any.whl", hash = "sha256:e70a2a4308952b33a21208bfd6725da79fae5a8c224578f8cfdeb60e5ace03df", size = 80163, upload-time = "2026-09-22T20:40:56.423Z" },
 ]
 
 [[package]]