diff --git a/pyproject.toml b/pyproject.toml
index 21f75ef67..c9d7b4490 100644
--- a/pyproject.toml
+++ b/pyproject.toml
@@ -31,7 +31,7 @@ dev = [
     "pytest-mock>=3.15.1",
     "ruff>=0.4",
     "mypy>=2.1.0",
-    "pyyaml>=6.0",
+    "pyyaml>=6.0.3",
 ]
 
 [project.urls]