diff --git a/pyproject.toml b/pyproject.toml
index 0cc3e0ad..d9137ea6 100644
--- a/pyproject.toml
+++ b/pyproject.toml
@@ -35,7 +35,7 @@ classifiers = [
 ]
 dependencies = [
     "numpy==1.26.1",
-    "pymatgen==2023.10.11",
+    "pymatgen==2023.11.12",
     "mp-api==0.37.5",
     "ase",
     "tqdm",