diff --git a/pyproject.toml b/pyproject.toml
index 56821a4..d41bd84 100644
--- a/pyproject.toml
+++ b/pyproject.toml
@@ -33,7 +33,7 @@ dev = [
     "black==26.5.1",
     "mypy==2.3.1",
     "pre-commit==4.6.2",
-    "types-PyYAML==6.0.12.20260724",
+    "types-PyYAML==6.0.12.20260906",
     "types-Markdown==3.10.2.20260712",
 ]
 doc = [