diff --git a/.ci_support/environment.yml b/.ci_support/environment.yml
index 298893f75..3dc61f295 100644
--- a/.ci_support/environment.yml
+++ b/.ci_support/environment.yml
@@ -12,7 +12,7 @@ dependencies:
 - matplotlib-base =3.8.2
 - mendeleev =0.14.0
 - mp-api =0.37.5
-- numpy =1.26.0
+- numpy =1.26.2
 - pandas =2.1.3
 - phonopy =2.20.0
 - pint =0.22
diff --git a/setup.py b/setup.py
index 60ec8b2f5..583b469fc 100644
--- a/setup.py
+++ b/setup.py
@@ -49,7 +49,7 @@
         'matplotlib==3.8.2',
         'mendeleev==0.14.0',
         'mp-api==0.37.5',
-        'numpy==1.26.0',
+        'numpy==1.26.2',
         'pandas==2.1.3',
         'phonopy==2.20.0',
         'pint==0.22',