diff --git a/pyproject.toml b/pyproject.toml
index 026fec2..63333b1 100644
--- a/pyproject.toml
+++ b/pyproject.toml
@@ -47,7 +47,7 @@ dev = [
     "pytest-cov>=4.1.0",
     "ruff>=0.14.0",
     "pre-commit>=3.6.0",
-    "pyyaml>=6.0",
+    "pyyaml>=6.0.3",
     "tiktoken>=0.5.0",
 ]
 docs = [