diff --git a/pyproject.toml b/pyproject.toml
index a82c734..d174d86 100644
--- a/pyproject.toml
+++ b/pyproject.toml
@@ -58,7 +58,7 @@ develop = [
   "mypy<1.10",
   "poethepoet<0.26",
   "pyproject-fmt<1.8",
-  "ruff<0.4",
+  "ruff<0.5",
   "validate-pyproject<0.17",
 ]
 docs = [