diff --git a/pyproject.toml b/pyproject.toml
index f58f6061d6..3a4f814416 100644
--- a/pyproject.toml
+++ b/pyproject.toml
@@ -97,7 +97,7 @@ strict = [
     "numpy",
     "phonopy==2.26.2",
     "pydantic-settings==2.3.4",
-    "pydantic==2.7.4",
+    "pydantic==2.8.2",
     "pymatgen-analysis-defects==2024.5.11",
     "pymatgen==2024.6.10",
     "python-ulid==2.7.0",