diff --git a/vitrage/api/app.py b/vitrage/api/app.py
index 817b1b06c..1091029a5 100644
--- a/vitrage/api/app.py
+++ b/vitrage/api/app.py
@@ -20,10 +20,6 @@ from paste import deploy
 from werkzeug import serving
 
 from vitrage.api import hooks
-# noinspection PyProtectedMember
-from vitrage.i18n import _LI
-# noinspection PyProtectedMember
-from vitrage.i18n import _LW
 from vitrage import service
 
 LOG = log.getLogger(__name__)
@@ -48,8 +44,8 @@ def setup_app(pecan_config=PECAN_CONFIG, conf=None):
     pecan_debug = conf.api.pecan_debug
     if conf.api.workers != 1 and pecan_debug:
         pecan_debug = False
-        LOG.warning(_LW('pecan_debug cannot be enabled, if workers is > 1, '
-                        'the value is overridden with False'))
+        LOG.warning('pecan_debug cannot be enabled, if workers is > 1, '
+                    'the value is overridden with False')
 
     app = pecan.make_app(
         pecan_config['app']['root'],
@@ -72,7 +68,7 @@ def load_app(conf):
 
     if not cfg_file:
         raise cfg.ConfigFilesNotFoundError([conf.api.paste_config])
-    LOG.info(_LI('Full WSGI config used: %s') % cfg_file)
+    LOG.info('Full WSGI config used: %s', cfg_file)
     return deploy.loadapp("config:" + cfg_file)
 
 
@@ -81,17 +77,17 @@ def build_server(conf):
     # Create the WSGI server and start it
     host, port = conf.api.host, conf.api.port
 
-    LOG.info(_LI('Starting server in PID %s') % os.getpid())
-    LOG.info(_LI('Configuration:'))
+    LOG.info('Starting server in PID %s', os.getpid())
+    LOG.info('Configuration:')
     conf.log_opt_values(LOG, log.INFO)
 
     if host == '0.0.0.0':
-        LOG.info(_LI(
-            'serving on 0.0.0.0:%(port)s, view at http://127.0.0.1:%(port)s')
-            % ({'port': port}))
+        LOG.info(
+            'serving on 0.0.0.0:%(port)s, view at http://127.0.0.1:%(port)s',
+            {'port': port})
     else:
-        LOG.info(_LI('serving on http://%(host)s:%(port)s') % (
-            {'host': host, 'port': port}))
+        LOG.info('serving on http://%(host)s:%(port)s',
+                 {'host': host, 'port': port})
 
     serving.run_simple(host, port,
                        app, processes=conf.api.workers)
diff --git a/vitrage/api/controllers/v1/alarm.py b/vitrage/api/controllers/v1/alarm.py
index f24d610c6..8d0938bf6 100644
--- a/vitrage/api/controllers/v1/alarm.py
+++ b/vitrage/api/controllers/v1/alarm.py
@@ -20,8 +20,6 @@ from pecan.core import abort
 
 from vitrage.api.controllers.rest import RootRestController
 from vitrage.api.policy import enforce
-# noinspection PyProtectedMember
-from vitrage.i18n import _LI
 
 
 LOG = log.getLogger(__name__)
@@ -42,8 +40,7 @@ class AlarmsController(RootRestController):
             enforce("list alarms", pecan.request.headers,
                     pecan.request.enforcer, {})
 
-        LOG.info(_LI('returns list alarms with vitrage id %s') %
-                 vitrage_id)
+        LOG.info('returns list alarms with vitrage id %s', vitrage_id)
 
         try:
             return self._get_alarms(vitrage_id, all_tenants)
diff --git a/vitrage/api/controllers/v1/event.py b/vitrage/api/controllers/v1/event.py
index 49fa9997d..1ae75caba 100644
--- a/vitrage/api/controllers/v1/event.py
+++ b/vitrage/api/controllers/v1/event.py
@@ -19,7 +19,6 @@ from pecan.core import abort
 
 from vitrage.api.controllers.rest import RootRestController
 from vitrage.api.policy import enforce
-from vitrage.i18n import _LI
 
 
 LOG = log.getLogger(__name__)
@@ -29,7 +28,7 @@ class EventController(RootRestController):
 
     @pecan.expose('json')
     def post(self, **kwargs):
-        LOG.info(_LI('Post event called with args: %s') % kwargs)
+        LOG.info('Post event called with args: %s', kwargs)
 
         enforce("event post", pecan.request.headers,
                 pecan.request.enforcer, {})
diff --git a/vitrage/api/controllers/v1/rca.py b/vitrage/api/controllers/v1/rca.py
index db5d114ad..c4914fee8 100644
--- a/vitrage/api/controllers/v1/rca.py
+++ b/vitrage/api/controllers/v1/rca.py
@@ -21,9 +21,6 @@ from pecan.core import abort
 from vitrage.api.controllers.rest import RootRestController
 from vitrage.api.policy import enforce
 
-# noinspection PyProtectedMember
-from vitrage.i18n import _LI
-
 
 LOG = log.getLogger(__name__)
 
@@ -42,7 +39,7 @@ class RCAController(RootRestController):
             enforce('get rca', pecan.request.headers,
                     pecan.request.enforcer, {})
 
-        LOG.info(_LI('received show rca with alarm id %s') % alarm_id)
+        LOG.info('received show rca with alarm id %s', alarm_id)
         return self.get_rca(alarm_id, all_tenants)
 
     @staticmethod
diff --git a/vitrage/api/controllers/v1/resource.py b/vitrage/api/controllers/v1/resource.py
index 3a6b920ba..9931fdc92 100644
--- a/vitrage/api/controllers/v1/resource.py
+++ b/vitrage/api/controllers/v1/resource.py
@@ -16,8 +16,6 @@ from oslo_log import log
 from pecan.core import abort
 from pecan import rest
 from vitrage.api.policy import enforce
-# noinspection PyProtectedMember
-from vitrage.i18n import _LI
 
 
 LOG = log.getLogger(__name__)
@@ -27,7 +25,7 @@ class ResourcesController(rest.RestController):
 
     @pecan.expose()
     def _lookup(self, id_, *remainder):
-        LOG.info(_LI('got lookup %s') % id_)
+        LOG.info('got lookup %s', id_)
         return ResourceController(id_), remainder
 
     @pecan.expose('json')
@@ -35,7 +33,7 @@ class ResourcesController(rest.RestController):
         enforce('list resources', pecan.request.headers,
                 pecan.request.enforcer, {})
 
-        LOG.info(_LI('received list resources with filter %s') % resource_type)
+        LOG.info('received list resources with filter %s', resource_type)
 
         try:
             return self.get_resources(resource_type)
@@ -59,7 +57,7 @@ class ResourceController(rest.RestController):
         enforce('get resource', pecan.request.headers,
                 pecan.request.enforcer, {})
 
-        LOG.info(_LI('received get resource with id %s') % self.id)
+        LOG.info('received get resource with id %s', self.id)
         try:
             return self.get_resource(self.id)
         except Exception as e:
diff --git a/vitrage/api/controllers/v1/template.py b/vitrage/api/controllers/v1/template.py
index 39e7229e4..03a20569f 100644
--- a/vitrage/api/controllers/v1/template.py
+++ b/vitrage/api/controllers/v1/template.py
@@ -19,7 +19,6 @@ from pecan.core import abort
 
 from vitrage.api.controllers.rest import RootRestController
 from vitrage.api.policy import enforce
-from vitrage.i18n import _LI
 
 
 LOG = log.getLogger(__name__)
@@ -30,7 +29,7 @@ class TemplateController(RootRestController):
     @pecan.expose('json')
     def get_all(self):
 
-        LOG.info(_LI('returns template list'))
+        LOG.info('returns template list')
 
         enforce("template list",
                 pecan.request.headers,
@@ -45,7 +44,7 @@ class TemplateController(RootRestController):
     @pecan.expose('json')
     def get(self, template_uuid):
 
-        LOG.info(_LI('get template content'))
+        LOG.info('get template content')
 
         enforce("template show",
                 pecan.request.headers,
@@ -61,7 +60,7 @@ class TemplateController(RootRestController):
     @pecan.expose('json')
     def post(self, **kwargs):
 
-        LOG.info(_LI('validate template. args: %s') % kwargs)
+        LOG.info('validate template. args: %s', kwargs)
 
         enforce("template validate",
                 pecan.request.headers,
diff --git a/vitrage/api/controllers/v1/topology.py b/vitrage/api/controllers/v1/topology.py
index c0207ce7f..615e3cb05 100644
--- a/vitrage/api/controllers/v1/topology.py
+++ b/vitrage/api/controllers/v1/topology.py
@@ -25,7 +25,6 @@ from vitrage.common.constants import VertexProperties as VProps
 
 # noinspection PyProtectedMember
 from vitrage.datasources.transformer_base import CLUSTER_ID
-from vitrage.i18n import _LI
 
 
 LOG = log.getLogger(__name__)
@@ -42,14 +41,14 @@ class TopologyController(RootRestController):
             enforce("get topology", pecan.request.headers,
                     pecan.request.enforcer, {})
 
-        LOG.info(_LI('received get topology: depth->%(depth)s '
-                     'graph_type->%(graph_type)s root->%(root)s') %
+        LOG.info('received get topology: depth->%(depth)s '
+                 'graph_type->%(graph_type)s root->%(root)s',
                  {'depth': depth, 'graph_type': graph_type, 'root': root})
 
         if query:
             query = json.loads(query)
 
-        LOG.info(_LI("query is %s") % query)
+        LOG.info("query is %s", query)
 
         return self.get_graph(graph_type, depth, query, root, all_tenants)
 
diff --git a/vitrage/datasources/nagios/driver.py b/vitrage/datasources/nagios/driver.py
index d89358625..5b825309d 100644
--- a/vitrage/datasources/nagios/driver.py
+++ b/vitrage/datasources/nagios/driver.py
@@ -26,11 +26,6 @@ from vitrage.datasources.nagios.properties import NagiosProperties\
     as NagiosProps
 from vitrage.datasources.nagios.properties import NagiosTestStatus
 
-# noinspection PyProtectedMember
-from vitrage.i18n import _LE
-# noinspection PyProtectedMember
-from vitrage.i18n import _LW
-
 LOG = log.getLogger(__name__)
 
 
@@ -58,11 +53,11 @@ class NagiosDriver(AlarmDriverBase):
             return []
 
         if not nagios_password:
-            LOG.warning(_LW('Nagios password is not defined'))
+            LOG.warning('Nagios password is not defined')
             return []
 
         if not nagios_url:
-            LOG.warning(_LW('Nagios url is not defined'))
+            LOG.warning('Nagios url is not defined')
             return []
 
         session = requests.Session()
@@ -76,7 +71,7 @@ class NagiosDriver(AlarmDriverBase):
             nagios_services = NagiosParser().parse(response.text)
             return nagios_services
         else:
-            LOG.error(_LE('Failed to get nagios data. Response code: %s') %
+            LOG.error('Failed to get nagios data. Response code: %s',
                       response.status_code)
             return []
 
diff --git a/vitrage/graph/algo_driver/sub_graph_matching.py b/vitrage/graph/algo_driver/sub_graph_matching.py
index 972c8226e..37cd2df0d 100644
--- a/vitrage/graph/algo_driver/sub_graph_matching.py
+++ b/vitrage/graph/algo_driver/sub_graph_matching.py
@@ -15,7 +15,6 @@ from oslo_log import log as logging
 
 from vitrage.common.exception import VitrageAlgorithmError
 from vitrage.graph.filter import check_filter
-from vitrage.i18n import _LW
 
 LOG = logging.getLogger(__name__)
 
@@ -69,9 +68,8 @@ def subgraph_matching(base_graph, subgraph, matches, validate=False):
                                           subgraph,
                                           validate)
     if not initial_sg:
-        LOG.warning(_LW('subgraph_matching:Initial sub-graph creation failed'))
-        LOG.warning(_LW('subgraph_matching: Known matches: %s'),
-                    str(matches))
+        LOG.warning('subgraph_matching:Initial sub-graph creation failed')
+        LOG.warning('subgraph_matching: Known matches: %s', str(matches))
         return final_subgraphs
     queue = [initial_sg]
 
diff --git a/vitrage/i18n.py b/vitrage/i18n.py
index e86c7472a..3a9180644 100644
--- a/vitrage/i18n.py
+++ b/vitrage/i18n.py
@@ -25,16 +25,6 @@ _translators = oslo_i18n.TranslatorFactory(domain=DOMAIN)
 # The primary translation function using the well-known name "_"
 _ = _translators.primary
 
-# Translators for log levels.
-#
-# The abbreviated names are meant to reflect the usual use of a short
-# name like '_'. The "L" is for "log" and the other letter comes from
-# the level.
-_LI = _translators.log_info
-_LW = _translators.log_warning
-_LE = _translators.log_error
-_LC = _translators.log_critical
-
 
 def translate(value, user_locale):
     return oslo_i18n.translate(value, user_locale)