diff --git a/pyproject.toml b/pyproject.toml
index 0bb5650..c028f08 100644
--- a/pyproject.toml
+++ b/pyproject.toml
@@ -28,7 +28,7 @@ dependencies = [
     "fastapi~=0.111.0",
     "uvicorn[standard]~=0.29.0",
     "pydantic~=2.7.0",
-    "pydantic-settings~=2.2.0",
+    "pydantic-settings~=2.12.0",
     "python-multipart~=0.0.9",
     "neo4j~=5.20.0",
     "openai~=1.25.0",