diff --git a/pyproject.toml b/pyproject.toml
index 1176944..1f449b8 100644
--- a/pyproject.toml
+++ b/pyproject.toml
@@ -59,7 +59,7 @@ develop = [
   "poethepoet<0.27",
   "pyproject-fmt<1.9",
   "ruff<0.5",
-  "validate-pyproject<0.17",
+  "validate-pyproject<0.19",
 ]
 docs = [
 ]