diff --git a/pyproject.toml b/pyproject.toml
index f5e5ec1..839d333 100644
--- a/pyproject.toml
+++ b/pyproject.toml
@@ -7,7 +7,7 @@ authors = ["Nyakku Shigure <sigure.qaq@gmail.com>"]
 [tool.poetry.dependencies]
 python = "^3.8"
 typing-extensions = { version = "^4.3.0", python = "<3.11" }
-docutils = { version = "^0.20.0", optional = true }
+docutils = { version = "^0.21.0", optional = true }
 httpx = "^0.27.0"
 
 [tool.poetry.group.dev.dependencies]
@@ -17,7 +17,7 @@ pre-commit = "^3.0.0"
 types-docutils = "^0.19.0"
 httpx = { extras = ["socks"], version = "^0.27.0" }
 pyright = "^1.1.354"
-ruff = "^0.3.3"
+ruff = "^0.6.0"
 pytest-rerunfailures = "^14.0"
 
 [tool.poetry.extras]