diff --git a/requirements.txt b/requirements.txt
index 16a2842..f82c7c1 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -1,7 +1,7 @@
 tensorflow==2.11.0
 tensorflow-probability==0.19.0
 pandas==1.5.2
-pymatgen==2023.1.30
+pymatgen==2023.7.20
 matminer==0.8.0
 numpy>=1.20
 scikit-learn==1.2.0