diff --git a/pyproject.toml b/pyproject.toml
index 8a12ea7..b74237a 100644
--- a/pyproject.toml
+++ b/pyproject.toml
@@ -31,7 +31,7 @@ dev = [
     "pytest-asyncio==1.3.0",
     "black==26.3.1",
     "mypy==1.20.2",
-    "types-PyYAML==6.0.12.20260408",
+    "types-PyYAML==6.0.12.20260518",
     "types-Markdown==3.10.2.20260408",
 ]
 doc = [