diff --git a/openedx/core/djangoapps/zendesk_proxy/apps.py b/openedx/core/djangoapps/zendesk_proxy/apps.py
index 81c18f225a..373622c862 100644
--- a/openedx/core/djangoapps/zendesk_proxy/apps.py
+++ b/openedx/core/djangoapps/zendesk_proxy/apps.py
@@ -3,6 +3,7 @@ Zendesk Proxy Configuration
 
 """
 
+from __future__ import absolute_import
 from django.apps import AppConfig
 
 from openedx.core.djangoapps.plugins.constants import ProjectType, SettingsType, PluginURLs, PluginSettings
diff --git a/openedx/core/djangoapps/zendesk_proxy/tests/test_utils.py b/openedx/core/djangoapps/zendesk_proxy/tests/test_utils.py
index b02e5685f9..d0c7223aba 100644
--- a/openedx/core/djangoapps/zendesk_proxy/tests/test_utils.py
+++ b/openedx/core/djangoapps/zendesk_proxy/tests/test_utils.py
@@ -1,3 +1,8 @@
+"""
+Tests of Zendesk interaction utility functions
+"""
+
+from __future__ import absolute_import
 import ddt
 from django.test.utils import override_settings
 from mock import MagicMock, patch
diff --git a/openedx/core/djangoapps/zendesk_proxy/tests/test_v0_views.py b/openedx/core/djangoapps/zendesk_proxy/tests/test_v0_views.py
index fd1b22dc08..9da1919020 100644
--- a/openedx/core/djangoapps/zendesk_proxy/tests/test_v0_views.py
+++ b/openedx/core/djangoapps/zendesk_proxy/tests/test_v0_views.py
@@ -1,4 +1,5 @@
 """Tests for zendesk_proxy views."""
+from __future__ import absolute_import
 import json
 from copy import deepcopy
 
@@ -9,6 +10,7 @@ from mock import MagicMock, patch
 
 from openedx.core.djangoapps.zendesk_proxy.v0.views import ZENDESK_REQUESTS_PER_HOUR
 from openedx.core.lib.api.test_utils import ApiTestCase
+from six.moves import range
 
 
 @ddt.ddt
diff --git a/openedx/core/djangoapps/zendesk_proxy/tests/test_v1_views.py b/openedx/core/djangoapps/zendesk_proxy/tests/test_v1_views.py
index 8dc13c41ec..d66db7acd3 100644
--- a/openedx/core/djangoapps/zendesk_proxy/tests/test_v1_views.py
+++ b/openedx/core/djangoapps/zendesk_proxy/tests/test_v1_views.py
@@ -1,4 +1,5 @@
 """Tests for zendesk_proxy views."""
+from __future__ import absolute_import
 import json
 from copy import deepcopy
 
@@ -9,6 +10,7 @@ from mock import MagicMock, patch
 
 from openedx.core.djangoapps.zendesk_proxy.v1.views import ZendeskProxyThrottle
 from openedx.core.lib.api.test_utils import ApiTestCase
+from six.moves import range
 
 
 @ddt.ddt
diff --git a/openedx/core/djangoapps/zendesk_proxy/urls.py b/openedx/core/djangoapps/zendesk_proxy/urls.py
index 161bbf924c..bb7712467a 100644
--- a/openedx/core/djangoapps/zendesk_proxy/urls.py
+++ b/openedx/core/djangoapps/zendesk_proxy/urls.py
@@ -2,6 +2,7 @@
 Map urls to the relevant view handlers
 """
 
+from __future__ import absolute_import
 from django.conf.urls import url
 
 from openedx.core.djangoapps.zendesk_proxy.v0.views import ZendeskPassthroughView as v0_view
diff --git a/openedx/core/djangoapps/zendesk_proxy/utils.py b/openedx/core/djangoapps/zendesk_proxy/utils.py
index 7b59bbec14..d905b58b82 100644
--- a/openedx/core/djangoapps/zendesk_proxy/utils.py
+++ b/openedx/core/djangoapps/zendesk_proxy/utils.py
@@ -1,9 +1,11 @@
 """
 Utility functions for zendesk interaction.
 """
+
+from __future__ import absolute_import
 import json
 import logging
-from urlparse import urljoin
+from six.moves.urllib.parse import urljoin  # pylint: disable=import-error
 
 from django.conf import settings
 import requests
diff --git a/openedx/core/djangoapps/zendesk_proxy/v0/views.py b/openedx/core/djangoapps/zendesk_proxy/v0/views.py
index 4730d11d52..82426226d2 100644
--- a/openedx/core/djangoapps/zendesk_proxy/v0/views.py
+++ b/openedx/core/djangoapps/zendesk_proxy/v0/views.py
@@ -1,6 +1,7 @@
 """
 Define request handlers used by the zendesk_proxy djangoapp
 """
+from __future__ import absolute_import
 from rest_framework import status
 from rest_framework.parsers import JSONParser
 from rest_framework.response import Response
diff --git a/openedx/core/djangoapps/zendesk_proxy/v1/views.py b/openedx/core/djangoapps/zendesk_proxy/v1/views.py
index f6ebf05a74..156b0996a8 100644
--- a/openedx/core/djangoapps/zendesk_proxy/v1/views.py
+++ b/openedx/core/djangoapps/zendesk_proxy/v1/views.py
@@ -1,6 +1,7 @@
 """
 Define request handlers used by the zendesk_proxy djangoapp
 """
+from __future__ import absolute_import
 from rest_framework import status
 from rest_framework.parsers import JSONParser
 from rest_framework.response import Response