diff --git a/.travis.yml b/.travis.yml
index f0858d7..12084cc 100644
--- a/.travis.yml
+++ b/.travis.yml
@@ -7,6 +7,12 @@ python:
 - '3.4'
 - '3.5'
 - '3.6'
+# Enable 3.7 without globally enabling sudo and dist: xenial for other build jobs
+matrix:
+  include:
+    - python: 3.7
+      dist: xenial
+      sudo: true
 fail_fast: true
 before_install:
     - pip install pycodestyle
diff --git a/CONTRIBUTING.md b/CONTRIBUTING.md
index 5b7d3fb..356845d 100644
--- a/CONTRIBUTING.md
+++ b/CONTRIBUTING.md
@@ -66,7 +66,7 @@ We welcome direct contributions to the python-http-client code base. Thank you!
 
 ##### Prerequisites #####
 
-- Python 2.6 through 3.6
+- Python 2.6, 2.7 or 3.3+
 - There are no external dependencies
 
 ##### Initial setup: #####
diff --git a/Dockerfile b/Dockerfile
index 8f5a44f..41bfe79 100644
--- a/Dockerfile
+++ b/Dockerfile
@@ -1,5 +1,5 @@
 FROM ubuntu:xenial
-ENV PYTHON_VERSIONS='python2.6 python2.7 python3.4 python3.5 python3.6' \
+ENV PYTHON_VERSIONS='python2.6 python2.7 python3.4 python3.5 python3.6 python3.7' \
     OAI_SPEC_URL="https://raw.githubusercontent.com/sendgrid/sendgrid-oai/master/oai_stoplight.json"
 
 # install testing versions of python, including old versions, from deadsnakes
diff --git a/tox.ini b/tox.ini
index 0a9baa1..b9fafbc 100644
--- a/tox.ini
+++ b/tox.ini
@@ -4,7 +4,7 @@
 # and then run "tox" from this directory.
 
 [tox]
-envlist = py26, py27, py32, py33, py34, py35, py36
+envlist = py26, py27, py32, py33, py34, py35, py36, py37
 
 [testenv]
 commands = {envbindir}/python -m unittest discover -v []
@@ -43,4 +43,9 @@ basepython = python3.5
 [testenv:py36]
 commands = {envbindir}/python -m unittest discover -v []
 deps =
-basepython = python3.6
\ No newline at end of file
+basepython = python3.6
+
+[testenv:py37]
+commands = {envbindir}/python -m unittest discover -v []
+deps =
+basepython = python3.7