diff --git a/.ci_support/environment-docs.yml b/.ci_support/environment-docs.yml
index 40568752e6..ee43c97c2c 100644
--- a/.ci_support/environment-docs.yml
+++ b/.ci_support/environment-docs.yml
@@ -13,7 +13,7 @@ dependencies:
 - h5py =3.11.0
 - jinja2 =3.1.4
 - monty =2024.7.12
-- numpy =1.26.4
+- numpy =2.0.0
 - pandas =2.2.2
 - pint =0.24.3
 - psutil =6.0.0
diff --git a/.ci_support/environment-mini.yml b/.ci_support/environment-mini.yml
index a42097728d..da86d3ecb0 100644
--- a/.ci_support/environment-mini.yml
+++ b/.ci_support/environment-mini.yml
@@ -5,7 +5,7 @@ dependencies:
 - h5io_browser =0.0.15
 - h5py =3.11.0
 - monty =2024.7.12
-- numpy =1.26.4
+- numpy =2.0.0
 - pandas =2.2.2
 - psutil =6.0.0
 - pyfileindex =0.0.25
diff --git a/.ci_support/environment.yml b/.ci_support/environment.yml
index 40aca112ec..8f7b754a3c 100644
--- a/.ci_support/environment.yml
+++ b/.ci_support/environment.yml
@@ -11,7 +11,7 @@ dependencies:
 - h5py =3.11.0
 - jinja2 =3.1.4
 - monty =2024.7.12
-- numpy =1.26.4
+- numpy =2.0.0
 - pandas =2.2.2
 - pint =0.24.3
 - psutil =6.0.0
diff --git a/binder/environment.yml b/binder/environment.yml
index ee7a3ab67f..81075fd46d 100644
--- a/binder/environment.yml
+++ b/binder/environment.yml
@@ -10,7 +10,7 @@ dependencies:
 - h5py =3.11.0
 - jinja2 =3.1.4
 - monty =2024.7.12
-- numpy =1.26.4
+- numpy =2.0.0
 - pandas =2.2.2
 - pint =0.24.3
 - psutil =6.0.0