diff --git a/.ci_support/environment.yml b/.ci_support/environment.yml
index a08a9e26a..fad8e9d36 100644
--- a/.ci_support/environment.yml
+++ b/.ci_support/environment.yml
@@ -7,7 +7,7 @@ dependencies:
 - codacy-coverage
 - matplotlib =3.6.1
 - numpy =1.23.3
-- pyiron_base =0.5.25
+- pyiron_base =0.5.26
 - pyiron_atomistics =0.2.57
 - pyparsing =3.0.9
 - scipy =1.9.1
diff --git a/setup.py b/setup.py
index 03a7f2ea0..64d5a0698 100644
--- a/setup.py
+++ b/setup.py
@@ -33,7 +33,7 @@
     install_requires=[        
         'matplotlib==3.6.1',
         'numpy==1.23.3',
-        'pyiron_base==0.5.25',
+        'pyiron_base==0.5.26',
         'scipy==1.9.1',
         'seaborn==0.12.0',
         'pyparsing==3.0.9'