diff --git a/pyproject.toml b/pyproject.toml
index 0a47d51..a599f01 100644
--- a/pyproject.toml
+++ b/pyproject.toml
@@ -27,7 +27,7 @@ dependencies = [
     "openai>=3.24.0",
     "typer>=0.12",
     "rich>=15.0.0",
-    "pydantic-settings>=2",
+    "pydantic-settings>=2.15.0",
     "pyyaml>=6",
     "jinja2>=3",
     "httpx>=0.28.1",