diff --git a/inventory/host_vars/mailman01.iad2.fedoraproject.org b/inventory/host_vars/mailman01.iad2.fedoraproject.org
index 0ee44d1e59..4c75cdda64 100644
--- a/inventory/host_vars/mailman01.iad2.fedoraproject.org
+++ b/inventory/host_vars/mailman01.iad2.fedoraproject.org
@@ -11,3 +11,4 @@ sar_script: /srv/webui/bin/mailman-sar.py
 sar_script_user: apache
 vmhost: vmhost-x86-04.iad2.fedoraproject.org
 volgroup: /dev/vg_guests
+num_cpus: 8