diff --git a/pyproject.toml b/pyproject.toml
index 3fde488a..b48293a9 100644
--- a/pyproject.toml
+++ b/pyproject.toml
@@ -97,7 +97,7 @@ optional-dependencies.develop = [
   "poethepoet<1",
   "pyproject-fmt<3",
   "ruff<0.12",
-  "validate-pyproject<0.24",
+  "validate-pyproject<0.25",
 ]
 optional-dependencies.doc = [
   "crate-docs-theme>=0.26.5",