diff --git a/.binder/environment.yml b/.binder/environment.yml
index 6f8e556..a9769d5 100644
--- a/.binder/environment.yml
+++ b/.binder/environment.yml
@@ -6,8 +6,8 @@ dependencies:
 - owlready2 =0.45
 - pandas =2.1.4
 - pint =0.23
-- python >= 3.8
+- python >= 3.9
 - mp-api >= 0.39.4
-- pyiron_atomistics >= 0.4.4
+- pyiron_atomistics >= 0.4.7
 - pyiron-data >= 0.0.27
 - lammps
diff --git a/.ci_support/environment-pyiron_atomistics.yml b/.ci_support/environment-pyiron_atomistics.yml
index 278fc37..ea46211 100644
--- a/.ci_support/environment-pyiron_atomistics.yml
+++ b/.ci_support/environment-pyiron_atomistics.yml
@@ -1,7 +1,7 @@
 channels:
   - conda-forge
 dependencies:
-  - python >= 3.8
+  - python >= 3.9
   - mp-api >= 0.39.4
-  - pyiron_atomistics >= 0.4.4
+  - pyiron_atomistics >= 0.4.7
   - pyiron-data >= 0.0.27
diff --git a/setup.py b/setup.py
index 643ae3b..c37af2b 100644
--- a/setup.py
+++ b/setup.py
@@ -34,6 +34,9 @@
         'pandas==2.1.4',
         'pint==0.23',
     ],
+    extras_require={
+        "pyiron_atomistics": [],
+    },
     cmdclass=versioneer.get_cmdclass(),
 
     )