diff --git a/keystone/assignment/core.py b/keystone/assignment/core.py
index 73653a6dbb..0302c1ee18 100644
--- a/keystone/assignment/core.py
+++ b/keystone/assignment/core.py
@@ -692,7 +692,7 @@ class Manager(manager.Manager):
                         ref_results.append(implied_ref)
                         role_refs_to_check.append(implied_ref)
         except exception.NotImplemented:
-            LOG.error('Role driver does not support implied roles.')
+            LOG.error(_LE('Role driver does not support implied roles.'))
 
         return ref_results
 
diff --git a/keystone/common/sql/migrate_repo/versions/067_kilo.py b/keystone/common/sql/migrate_repo/versions/067_kilo.py
index a6dbed670f..8df394d809 100644
--- a/keystone/common/sql/migrate_repo/versions/067_kilo.py
+++ b/keystone/common/sql/migrate_repo/versions/067_kilo.py
@@ -17,6 +17,7 @@ import sqlalchemy as sql
 
 from keystone.assignment.backends import sql as assignment_sql
 from keystone.common import sql as ks_sql
+from keystone.i18n import _LE
 from keystone.identity.mapping_backends import mapping as mapping_backend
 
 
@@ -244,7 +245,7 @@ def upgrade(migrate_engine):
         try:
             table.create()
         except Exception:
-            LOG.exception('Exception while creating table: %r', table)
+            LOG.exception(_LE('Exception while creating table: %r'), table)
             raise
 
     # Unique Constraints