diff --git a/inventory/group_vars/retrace b/inventory/group_vars/retrace
index c1de5ffb0c..439d11ee1f 100644
--- a/inventory/group_vars/retrace
+++ b/inventory/group_vars/retrace
@@ -4,3 +4,6 @@ freezes: false
 sudoers: "{{ private }}/files/sudo/arm-retrace-sudoers"
 
 tcp_ports: [ 80, 443 ]
+
+nrpe_procs_warn: 900
+nrpe_procs_crit: 1000