diff --git a/pyproject.toml b/pyproject.toml
index 6c0e3b5a..47326a86 100644
--- a/pyproject.toml
+++ b/pyproject.toml
@@ -35,7 +35,7 @@ classifiers = [
 ]
 dependencies = [
     "numpy==1.26.4",
-    "pymatgen==2024.3.1",
+    "pymatgen==2024.5.31",
     "mp-api==0.41.2",
     "ase",
     "tqdm",