diff --git a/elements/nova/os-apply-config/etc/nova/nova.conf b/elements/nova/os-apply-config/etc/nova/nova.conf
index 983ac838d..d7abc4211 100644
--- a/elements/nova/os-apply-config/etc/nova/nova.conf
+++ b/elements/nova/os-apply-config/etc/nova/nova.conf
@@ -169,3 +169,4 @@ api_endpoint = http://localhost:6358/v1
 {{#nova.compute_libvirt_type}}
 virt_type={{nova.compute_libvirt_type}}
 {{/nova.compute_libvirt_type}}
+block_migration_flag=VIR_MIGRATE_LIVE,VIR_MIGRATE_TUNNELLED,VIR_MIGRATE_PEER2PEER,VIR_MIGRATE_NON_SHARED_INC,VIR_MIGRATE_UNDEFINE_SOURCE