diff --git a/.travis.yml b/.travis.yml
index 5a6a976..6ab41b5 100644
--- a/.travis.yml
+++ b/.travis.yml
@@ -4,7 +4,9 @@ sudo: false
 
 python:
   - 2.7
-  - 3.5
+  - 3.6
+  - 3.7
+  - 3.8
 
 env:
   - DJANGO=1.8
@@ -12,11 +14,20 @@ env:
   - DJANGO=1.10
   - DJANGO=1.11
   - DJANGO=2.0
+  - DJANGO=2.1
+  - DJANGO=2.2
+  - DJANGO=3.0
 
 matrix:
   exclude:
     - python: 2.7
       env: DJANGO=2.0
+    - python: 2.7
+      env: DJANGO=2.1
+    - python: 2.7
+      env: DJANGO=2.2
+    - python: 2.7
+      env: DJANGO=3.0
     - python: 3.5
       env: DJANGO=1.6
     - python: 3.5
@@ -41,5 +52,6 @@ deploy:
     secure: Wb3ow0qdnjFsdIoC2Lvke0Rp6h40WNDkp4Fuyltd0ex2MQMglNo1qHZYlhQvJ/5q7pHEAO7pIqOMzOQ1mls9Za1/AoolEl3zm9b3oW86bAR8AVS/UdCUkkCmPaO+0VsYCt63McaLFA0xQnWxA7kZUkfEeS7RBhT63f+diPqg2fU=
   on:
     tags: true
+    python: 3.7
     distributions: sdist bdist_wheel
     repo: azavea/django-queryset-csv
diff --git a/dev_requirements.txt b/dev_requirements.txt
index b1657b6..d7231f6 100644
--- a/dev_requirements.txt
+++ b/dev_requirements.txt
@@ -1,5 +1,6 @@
 coveralls==0.3
-coverage==3.6
-flake8==2.5.1
+coverage==5.0.4
+flake8==3.7.9
 django>=1.5
+six==1.14.0
 unicodecsv>=0.14.1
diff --git a/djqscsv/djqscsv.py b/djqscsv/djqscsv.py
index d6e67da..c530fc1 100644
--- a/djqscsv/djqscsv.py
+++ b/djqscsv/djqscsv.py
@@ -6,7 +6,7 @@
 from django.utils.text import slugify
 from django.http import HttpResponse, StreamingHttpResponse
 
-from django.utils import six
+import six
 
 """ A simple python package for turning django models into csvs """
 
diff --git a/test_app/djqscsv_tests/models.py b/test_app/djqscsv_tests/models.py
index 49d3499..14ef452 100644
--- a/test_app/djqscsv_tests/models.py
+++ b/test_app/djqscsv_tests/models.py
@@ -1,7 +1,7 @@
+from six import python_2_unicode_compatible
 from django.db import models
 
 from django.utils.translation import ugettext as _
-from django.utils.encoding import python_2_unicode_compatible
 from datetime import datetime
 
 SOME_TIME = datetime(2001, 1, 1, 1, 1)
diff --git a/test_app/djqscsv_tests/tests/test_csv_creation.py b/test_app/djqscsv_tests/tests/test_csv_creation.py
index 6b97732..6f1ba19 100644
--- a/test_app/djqscsv_tests/tests/test_csv_creation.py
+++ b/test_app/djqscsv_tests/tests/test_csv_creation.py
@@ -13,9 +13,12 @@
 from djqscsv_tests.util import create_people_and_get_queryset
 
 try:
-    from django.utils.six.moves import zip_longest
+    from six.moves import zip_longest
 except ImportError:
-    from itertools import izip_longest as zip_longest
+    try:
+        from itertools import izip_longest as zip_longest
+    except ImportError:
+        from itertools import zip_longest
 
 
 class CSVTestCase(TestCase):