diff --git a/setup.py b/setup.py
index bcc80a9..f1d59b6 100644
--- a/setup.py
+++ b/setup.py
@@ -33,7 +33,7 @@
     packages=find_packages(exclude=["*tests*", "*docs*", "*binder*", "*conda*", "*notebooks*", "*.ci_support*"]),
     install_requires=[
         'pyiron_base==0.5.23',
-        'pyiron_atomistics==0.2.54',
+        'pyiron_atomistics==0.2.55',
         'ipywidgets==7.7.1',
         'matplotlib==3.5.3',
         'numpy==1.23.3',