diff --git a/uv.lock b/uv.lock
index 2cf86d9c..8f816f10 100644
--- a/uv.lock
+++ b/uv.lock
@@ -4449,7 +4449,7 @@ wheels = [
 
 [[package]]
 name = "nicegui"
-version = "3.8.0"
+version = "3.9.0"
 source = { registry = "https://pypi.org/simple" }
 dependencies = [
     { name = "aiofiles" },
@@ -4462,6 +4462,7 @@ dependencies = [
     { name = "ifaddr" },
     { name = "itsdangerous" },
     { name = "jinja2" },
+    { name = "lxml-html-clean" },
     { name = "markdown2" },
     { name = "orjson", marker = "platform_machine != 'i386' and platform_machine != 'i686' and platform_python_implementation != 'PyPy'" },
     { name = "pydantic-core" },
@@ -4474,9 +4475,9 @@ dependencies = [
     { name = "uvicorn", extra = ["standard"] },
     { name = "watchfiles" },
 ]
-sdist = { url = "https://files.pythonhosted.org/packages/ec/87/512897ea7d412adec5bfd5b32250f13a5eec2f0168b9abdd496b9f9e1f0f/nicegui-3.8.0.tar.gz", hash = "sha256:4badf3f8ef6d20119d25a2bee553fe5b224d2821a17853d54360fd3ae14e595c", size = 19048154, upload-time = "2026-02-24T16:11:16.183Z" }
+sdist = { url = "https://files.pythonhosted.org/packages/d3/38/ed046018db555c34ebc17738284d2f85bf9a544734cd44a87311128619a5/nicegui-3.9.0.tar.gz", hash = "sha256:7ae9046b321d029c438f7cd54a697838ed1962cecb92c622912283c66c8bf8f6", size = 19031869, upload-time = "2026-03-19T09:51:52.247Z" }
 wheels = [
-    { url = "https://files.pythonhosted.org/packages/8b/a2/ce16affb093fd44912ef39b29ff78734e0281e60be64f30dfb64f84c2c3e/nicegui-3.8.0-py3-none-any.whl", hash = "sha256:22040fe3c07144dfcaf464a1e136f9a63137bb78f5ad43337fd232e446cb2823", size = 19625456, upload-time = "2026-02-24T16:11:11.993Z" },
+    { url = "https://files.pythonhosted.org/packages/81/11/f7f911f284ceb1b038c26d6f4833bc86d6583d5280156274fdb79be7dcfe/nicegui-3.9.0-py3-none-any.whl", hash = "sha256:4adfdb87a55e30b7fef05ab782efc030534ae6ad9afa330db856dfbb258e23c9", size = 19613351, upload-time = "2026-03-19T09:51:48.769Z" },
 ]
 
 [package.optional-dependencies]