diff --git a/pyproject.toml b/pyproject.toml
index 11eff33..420e2e7 100644
--- a/pyproject.toml
+++ b/pyproject.toml
@@ -25,7 +25,7 @@ dev = [
     "pytest-cov>=5.0",
     "ruff>=0.4",
     "mypy>=1.10",
-    "types-pyyaml>=6.0.12.20250915",
+    "types-pyyaml>=6.0.12.20260408",
     "types-pytz>=2026.1.1.20260304",
 ]