diff --git a/requirements-dev.txt b/requirements-dev.txt
index 502a68e..e424215 100644
--- a/requirements-dev.txt
+++ b/requirements-dev.txt
@@ -12,5 +12,5 @@ cryptography>=49.0.0
 
 # 代码质量工具（lint / format / 类型检查）
 # 类似 cargo clippy 的体验
-ruff>=0.16.8
+ruff>=0.16.9
 pyright>=1.1.414