diff --git a/sahara/utils/openstack/cinder.py b/sahara/utils/openstack/cinder.py
index 339d3f03..fc726d55 100644
--- a/sahara/utils/openstack/cinder.py
+++ b/sahara/utils/openstack/cinder.py
@@ -21,7 +21,7 @@ from oslo_config import cfg
 from oslo_log import log as logging
 
 from sahara import context
-from sahara.i18n import _
+from sahara.i18n import _LW
 from sahara.utils.openstack import base
 
 
@@ -50,14 +50,14 @@ CONF.register_opts(opts, group=cinder_group)
 
 def validate_config():
     if CONF.cinder.api_version == 1:
-        LOG.warn(_('The Cinder v1 API is deprecated and will be removed after '
-                   'the Juno release.  You should set cinder.api_version=2 in '
-                   'your sahara.conf file.'))
+        LOG.warn(_LW('The Cinder v1 API is deprecated and will be removed '
+                     'after the Juno release.  You should set '
+                     'cinder.api_version=2 in your sahara.conf file.'))
     elif CONF.cinder.api_version != 2:
-        LOG.warn(_('Unsupported Cinder API version: %(bad)s.  Please set a '
-                   'correct value for cinder.api_version in your sahara.conf '
-                   'file (currently supported versions are: %(supported)s).  '
-                   'Falling back to Cinder API version 2.'),
+        LOG.warn(_LW('Unsupported Cinder API version: %(bad)s.  Please set a '
+                     'correct value for cinder.api_version in your sahara.conf'
+                     ' file (currently supported versions are: %(supported)s).'
+                     ' Falling back to Cinder API version 2.'),
                  {'bad': CONF.cinder.api_version, 'supported': [1, 2]})
         CONF.set_override('api_version', 2, group='cinder')
 
diff --git a/sahara/utils/proxy.py b/sahara/utils/proxy.py
index 544ef973..787a267e 100644
--- a/sahara/utils/proxy.py
+++ b/sahara/utils/proxy.py
@@ -263,7 +263,7 @@ def proxy_user_create(username):
     domain = domain_for_proxy()
     password = six.text_type(uuid.uuid4())
     admin.users.create(name=username, password=password, domain=domain.id)
-    LOG.debug(_('created proxy user {0}').format(username))
+    LOG.debug('created proxy user {0}'.format(username))
     return password
 
 
diff --git a/sahara/utils/ssh_remote.py b/sahara/utils/ssh_remote.py
index 7a223628..19b53ef6 100644
--- a/sahara/utils/ssh_remote.py
+++ b/sahara/utils/ssh_remote.py
@@ -571,7 +571,7 @@ class InstanceInteropHelper(remote.Remote):
         try:
             command = command.format(**keywords)
         except KeyError as e:
-            LOG.error(_('Invalid keyword in proxy_command: %s'), str(e))
+            LOG.error(_LE('Invalid keyword in proxy_command: %s'), str(e))
             # Do not give more details to the end-user
             raise ex.SystemError('Misconfiguration')
         if rootwrap_command: