diff --git a/pyproject.toml b/pyproject.toml
index 0263fa2..8cd53db 100644
--- a/pyproject.toml
+++ b/pyproject.toml
@@ -25,7 +25,7 @@ dev = [
   "pytest==8.1.1",
   "pytest-cov==5.0.0",
   "pytest-mock==3.14.0",
-  "ruff==0.3.4",
+  "ruff==0.4.3",
 ]
 
 build = [