diff --git a/cratedb_sqlparse_py/pyproject.toml b/cratedb_sqlparse_py/pyproject.toml
index c3ee048..d9f9d5c 100644
--- a/cratedb_sqlparse_py/pyproject.toml
+++ b/cratedb_sqlparse_py/pyproject.toml
@@ -84,7 +84,7 @@ develop = [
   "poethepoet<0.28",
   "pyproject-fmt<2.3",
   "ruff<0.6",
-  "validate-pyproject<0.19",
+  "validate-pyproject<0.20",
 ]
 generate = [
   "antlr4-tools<0.3",