diff --git a/environment.yml b/environment.yml
index f98fadd..a44a37f 100644
--- a/environment.yml
+++ b/environment.yml
@@ -2,7 +2,7 @@ channels:
 - conda-forge
 dependencies:
 - python=3.11
-- pyiron_base=0.8.0
+- pyiron_base=0.9.5
 - qe=7.2
 - qe-tools=2.0.0
 - ase=3.22.1