diff --git a/analytics/fuel_analytics/test/api/resources/utils/inst_structure_test.py b/analytics/fuel_analytics/test/api/resources/utils/inst_structure_test.py
old mode 100644
new mode 100755
index cda6807..e9d9c9f
--- a/analytics/fuel_analytics/test/api/resources/utils/inst_structure_test.py
+++ b/analytics/fuel_analytics/test/api/resources/utils/inst_structure_test.py
@@ -18,6 +18,7 @@ from datetime import datetime
 from datetime import timedelta
 import random
 import six
+from six.moves import xrange
 import uuid
 
 from fuel_analytics.test.base import BaseTest
diff --git a/collector/collector/api/common/util.py b/collector/collector/api/common/util.py
old mode 100644
new mode 100755
index a48770a..83ae938
--- a/collector/collector/api/common/util.py
+++ b/collector/collector/api/common/util.py
@@ -19,6 +19,7 @@ from functools import wraps
 import jsonschema
 import math
 import six
+from six.moves import xrange
 from sqlalchemy import and_
 from sqlalchemy import or_
 
diff --git a/collector/collector/test/common/test_util.py b/collector/collector/test/common/test_util.py
old mode 100644
new mode 100755
index 7d82c8e..f27ad35
--- a/collector/collector/test/common/test_util.py
+++ b/collector/collector/test/common/test_util.py
@@ -17,6 +17,7 @@ from collector.test.base import BaseTest
 from collector.api.common.util import build_index
 from collector.api.common.util import get_index
 from collector.api.common.util import split_collection
+from six.moves import xrange
 
 
 class Indexed(object):
diff --git a/collector/collector/test/resources/test_action_logs.py b/collector/collector/test/resources/test_action_logs.py
old mode 100644
new mode 100755
index 8d0b284..75b975a
--- a/collector/collector/test/resources/test_action_logs.py
+++ b/collector/collector/test/resources/test_action_logs.py
@@ -20,6 +20,7 @@ from collector.test.base import DbTest
 from collector.api.app import db
 from collector.api.common import consts
 from collector.api.db.model import ActionLog
+from six.moves import xrange
 
 
 class TestActionLogs(DbTest):
diff --git a/collector/collector/test/resources/test_oswl_stats.py b/collector/collector/test/resources/test_oswl_stats.py
old mode 100644
new mode 100755
index 78ff346..17ed91f
--- a/collector/collector/test/resources/test_oswl_stats.py
+++ b/collector/collector/test/resources/test_oswl_stats.py
@@ -22,6 +22,7 @@ from collector.api.app import db
 from collector.api.common import consts
 from collector.api.common import util
 from collector.api.db.model import OpenStackWorkloadStats as OSWL
+from six.moves import xrange
 
 
 class TestOswlStats(DbTest):
diff --git a/collector/collector/test/templates/create_bullets.py b/collector/collector/test/templates/create_bullets.py
old mode 100644
new mode 100755
index bb18e55..2fd5c03
--- a/collector/collector/test/templates/create_bullets.py
+++ b/collector/collector/test/templates/create_bullets.py
@@ -20,6 +20,7 @@ import sys
 from requests import ActionLogRequestTemplate
 from requests import InstallationRequestTemplate
 from requests import OSwLRequestTemplate
+from six.moves import xrange
 
 
 class Settings(object):
diff --git a/collector/collector/test/templates/requests.py b/collector/collector/test/templates/requests.py
old mode 100644
new mode 100755
index 7b03193..016024d
--- a/collector/collector/test/templates/requests.py
+++ b/collector/collector/test/templates/requests.py
@@ -17,6 +17,7 @@ import json
 import random
 
 from bisect import bisect
+from six.moves import xrange
 
 
 class BaseRequestTemplate(object):
diff --git a/migration/migration/test/base.py b/migration/migration/test/base.py
old mode 100644
new mode 100755
index 32b3416..8c79bb1
--- a/migration/migration/test/base.py
+++ b/migration/migration/test/base.py
@@ -30,6 +30,7 @@ from migration.db import engine
 from migration.migrator import Migrator
 from migration.model import ActionLog
 from migration.model import InstallationStructure
+from six.moves import xrange
 
 
 class BaseTest(TestCase):
diff --git a/migration/migration/test/test_migrator.py b/migration/migration/test/test_migrator.py
old mode 100644
new mode 100755
index 757cb03..deaf42f
--- a/migration/migration/test/test_migrator.py
+++ b/migration/migration/test/test_migrator.py
@@ -22,6 +22,7 @@ from migration.test.base import MigrationTest
 from migration.migrator import Migrator
 from migration.model import ActionLog as AL
 from migration.model import InstallationStructure as IS
+from six.moves import xrange
 
 
 class MigratorTest(MigrationTest):