diff --git a/pyproject.toml b/pyproject.toml
index 92c07b1..0d0eb43 100644
--- a/pyproject.toml
+++ b/pyproject.toml
@@ -58,7 +58,7 @@ dev = [
     "pre-commit>=4.0",
     "python-dotenv>=1.2.2",
     "pip-audit>=2.7",
-    "types-pyyaml>=6.0",
+    "types-pyyaml>=6.0.12.20260408",
     "types-jsonschema>=4.20",
     "jsonschema>=4.20",
 ]