diff --git a/pyproject.toml b/pyproject.toml
index 08756c0..45f8232 100644
--- a/pyproject.toml
+++ b/pyproject.toml
@@ -23,7 +23,7 @@ dependencies = [
         "pint>=0.19",
         "numpy>1.26,<2",
         "scipy>=1.12",
-        "pymatgen==2024.5.1",
+        "pymatgen>=2024.9.10",
         "iapws>=1.5.3",
         "monty>=2024.7.12",
         "maggma>=0.67.0",