diff --git a/pyproject.toml b/pyproject.toml
index 2a3c4c6ff..c9e7b20e4 100644
--- a/pyproject.toml
+++ b/pyproject.toml
@@ -109,7 +109,7 @@ strict = [
     "openmm-mdanalysis-reporter==0.1.0",
     "openmm==8.1.1",
     "phonopy==2.30.1",
-    "pydantic-settings==2.6.1",
+    "pydantic-settings==2.7.0",
     "pydantic==2.9.2",
     "pymatgen-analysis-defects==2024.10.22",
     "pymatgen==2024.11.13",