diff --git a/pyproject.toml b/pyproject.toml
index 52335bf0..5552ffdf 100644
--- a/pyproject.toml
+++ b/pyproject.toml
@@ -84,7 +84,7 @@ optional-dependencies.dev = [
     "towncrier==25.8.0",
     "ty==0.0.72",
     "types-requests==2.33.0.20260712",
-    "vale==3.13.0.0",
+    "vale==3.17.1.0",
     "vulture==2.16",
     "vws-python-mock==2026.8.14",
     "vws-test-fixtures==2026.8.23",