diff --git a/md/environment.yml b/md/environment.yml
index 9ded254f..db6d87e7 100644
--- a/md/environment.yml
+++ b/md/environment.yml
@@ -3,7 +3,7 @@ channels:
 - nodefaults
 dependencies:
 - pyiron =0.5.2
-- pyiron_atomistics =0.6.17
+- pyiron_atomistics =0.6.18
 - pyiron-data =0.0.30
 - nglview =3.1.4
 - lammps =2023.08.02=*openmpi*
diff --git a/requirements.txt b/requirements.txt
index c0864052..7fdd5a15 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -1,6 +1,6 @@
 pyiron==0.5.2
 pyiron_base==0.10.8
-pyiron-atomistics==0.6.17
+pyiron-atomistics==0.6.18
 pyiron-continuum==0.0.8
 pyiron-contrib==0.1.18
 pyiron_experimental==0.0.3