diff --git a/requirements.txt b/requirements.txt
index c1dbe7e1..2c897154 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -1,7 +1,7 @@
 numpy==1.24.1
 matplotlib==3.7.1
 scipy==1.10.1
-pymatgen==2023.3.23
+pymatgen==2023.9.2
 BoltzTraP2==22.12.1
 trimesh==3.21.2
 meshcut==0.3.0