diff --git a/devstack/tempest-dsvm-lxd-rc b/devstack/tempest-dsvm-lxd-rc
index f36a98c3..643e3189 100644
--- a/devstack/tempest-dsvm-lxd-rc
+++ b/devstack/tempest-dsvm-lxd-rc
@@ -90,4 +90,4 @@ export DEVSTACK_GATE_TEMPEST_REGEX="$r"
 
 # set the concurrency to 1 for devstack-gate
 # See: https://bugs.launchpad.net/nova-lxd/+bug/1790943
-export TEMPEST_CONCURRENCY=1
+#export TEMPEST_CONCURRENCY=1
diff --git a/nova/virt/lxd/storage.py b/nova/virt/lxd/storage.py
index a81ac295..921044f6 100644
--- a/nova/virt/lxd/storage.py
+++ b/nova/virt/lxd/storage.py
@@ -17,11 +17,13 @@ import os
 from oslo_config import cfg
 from oslo_utils import fileutils
 from nova import exception
+from nova import i18n
 from nova import utils
 from nova.virt import driver
 
 from nova.virt.lxd import common
 
+_ = i18n._
 CONF = cfg.CONF