diff --git a/tests/requirements.txt b/tests/requirements.txt
index 659a8db..ccfe1b1 100644
--- a/tests/requirements.txt
+++ b/tests/requirements.txt
@@ -1,3 +1,3 @@
 ase==3.23.0
 numpy==1.26.4
-pymatgen==2024.6.10
+pymatgen==2024.7.18