diff --git a/pristine b/pristine
index ea176d6..bab3e7a 100755
--- a/pristine
+++ b/pristine
@@ -1,10 +1,17 @@
 #!/bin/sh
 
+BUILD=${BUILD:=default}
 LAB=${LAB:=0}
 
 ## Do not touch below this line
+LABDIR=/var/lab
+STAGING=$LABDIR/staging
 HVN="hvn${LAB}.lab.ipng.ch"
 
 ## Bring back into pristine state
 echo "*  Restarting VMs from pristine snapshot"
 ssh root@$HVN "set -x; for node in 0 1 2 3; do VM=vpp${LAB}-\${node}; virsh destroy \$VM; zfs rollback ssd-vol0/\${VM}@pristine; virsh start \$VM; done"
+
+echo "*  Committing OVS config"
+scp overlays/$BUILD/ovs-config.sh root@$HVN:$LABDIR
+ssh root@$HVN "set -x; $LABDIR/ovs-config.sh"