diff --git a/.mise.toml b/.mise.toml
index e033166..042bc51 100644
--- a/.mise.toml
+++ b/.mise.toml
@@ -1,6 +1,6 @@
 [tools]
 python = "3.13"
-uv = "0.9.20"
+uv = "0.9.21"
 
 [env]
 _.python.venv = { path = '.venv', create = true }
diff --git a/Dockerfile b/Dockerfile
index 56c7578..9a00af8 100644
--- a/Dockerfile
+++ b/Dockerfile
@@ -5,7 +5,7 @@ ARG DEBIAN_VERSION="trixie"
 ARG PYTHON_VERSION="3.13"
 
 # renovate: datasource=pypi depName=uv versioning=semver-coerced
-ARG UV_VERSION="0.9.20"
+ARG UV_VERSION="0.9.21"
 
 FROM ghcr.io/astral-sh/uv:${UV_VERSION}-python${PYTHON_VERSION}-${DEBIAN_VERSION}-slim