diff --git a/cratedb_sqlparse_py/pyproject.toml b/cratedb_sqlparse_py/pyproject.toml
index 6a14d3d..7ef99f0 100644
--- a/cratedb_sqlparse_py/pyproject.toml
+++ b/cratedb_sqlparse_py/pyproject.toml
@@ -81,7 +81,7 @@ develop = [
   "mypy<1.14",
   "poethepoet<0.31",
   "pyproject-fmt<2.6",
-  "ruff<0.8",
+  "ruff<0.9",
   "validate-pyproject<0.24",
 ]
 generate = [