diff --git a/requirements.txt b/requirements.txt
index 1a24632..0cfd237 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -1,4 +1,4 @@
-numpy==1.16.4
+numpy==1.22.0
 matminer==0.5.7
 monty==2.0.4
 pymatgen==2019.6.5