diff --git a/.ci_support/environment.yml b/.ci_support/environment.yml
index c1c5b3200..b7b6319b9 100644
--- a/.ci_support/environment.yml
+++ b/.ci_support/environment.yml
@@ -16,7 +16,7 @@ dependencies:
 - pandas =2.1.1
 - phonopy =2.20.0
 - pint =0.22
-- pyiron_base =0.6.6
+- pyiron_base =0.6.7
 - pyscal =2.10.18
 - scikit-learn =1.3.1
 - scipy =1.11.3
diff --git a/setup.py b/setup.py
index 5bcca3dc4..6ecd2d127 100644
--- a/setup.py
+++ b/setup.py
@@ -53,7 +53,7 @@
         'pandas==2.1.1',
         'phonopy==2.20.0',
         'pint==0.22',
-        'pyiron_base==0.6.6',
+        'pyiron_base==0.6.7',
         'scipy==1.11.3',
         'seekpath==2.1.0',
         'scikit-learn==1.3.1',