diff --git a/inventory/group_vars/taskotron-dev b/inventory/group_vars/taskotron-dev
index 4131f9d3e5..88fb4355e7 100644
--- a/inventory/group_vars/taskotron-dev
+++ b/inventory/group_vars/taskotron-dev
@@ -53,6 +53,8 @@ landingpage_title: "Taskotron Development"
 public_artifacts_dir: /srv/taskotron/artifacts
 cgit_root_title: "Taskotron Dev Server Git Mirror"
 
+artifacts_max_life: '100d'
+buildmaster_max_life: '100d'
 
 ############################################################
 # buildbot details