diff --git a/.ci_support/environment-mpich.yml b/.ci_support/environment-mpich.yml
index 407a1ef..1c9b85e 100644
--- a/.ci_support/environment-mpich.yml
+++ b/.ci_support/environment-mpich.yml
@@ -4,7 +4,7 @@ dependencies:
 - coverage
 - lammps =2024.02.07
 - mpich
-- numpy =1.26.4
+- numpy =2.0.0
 - mpi4py =3.1.6
 - executorlib =0.0.1
 - ase =3.23.0
diff --git a/.ci_support/environment-openmpi.yml b/.ci_support/environment-openmpi.yml
index 66fd7fe..16872cc 100644
--- a/.ci_support/environment-openmpi.yml
+++ b/.ci_support/environment-openmpi.yml
@@ -4,7 +4,7 @@ dependencies:
 - coverage
 - lammps =2024.02.07
 - openmpi
-- numpy =1.26.4
+- numpy =2.0.0
 - mpi4py =3.1.6
 - executorlib =0.0.1
 - ase =3.23.0
diff --git a/binder/environment.yml b/binder/environment.yml
index 580740e..d347f4d 100644
--- a/binder/environment.yml
+++ b/binder/environment.yml
@@ -2,7 +2,7 @@ channels:
 - conda-forge
 dependencies:
 - openmpi
-- numpy =1.26.4
+- numpy =2.0.0
 - lammps =2024.02.07
 - mpi4py =3.1.6
 - executorlib =0.0.1
diff --git a/pyproject.toml b/pyproject.toml
index 3d6c03d..21d08a3 100644
--- a/pyproject.toml
+++ b/pyproject.toml
@@ -26,7 +26,7 @@ classifiers = [
 dependencies = [
     "mpi4py==3.1.6",
     "executorlib==0.0.1",
-    "numpy==1.26.4",
+    "numpy==2.0.0",
 ]
 dynamic = ["version"]