diff --git a/inventory/host_vars/koschei01.stg.phx2.fedoraproject.org b/inventory/host_vars/koschei01.stg.phx2.fedoraproject.org
index ed2a37c6bb..251ce57859 100644
--- a/inventory/host_vars/koschei01.stg.phx2.fedoraproject.org
+++ b/inventory/host_vars/koschei01.stg.phx2.fedoraproject.org
@@ -6,7 +6,7 @@ dns: 10.5.126.21
 ks_url: http://10.5.126.23/repo/rhel/ks/kvm-rhel-7
 ks_repo: http://10.5.126.23/repo/rhel/RHEL7-x86_64/
 
-volgroup: vg_guests
+volgroup: /dev/vg_guests
 eth0_ip: 10.5.126.221
 vmhost: virthost11.phx2.fedoraproject.org
 datacenter: phx2