diff --git a/.gitignore b/.gitignore
index 3b7bce98..01c37c9c 100644
--- a/.gitignore
+++ b/.gitignore
@@ -21,6 +21,8 @@ develop-eggs
 .installed.cfg
 lib
 lib64
+MANIFEST
+MANIFEST.in
 
 # Backup files
 *.bak
diff --git a/.travis.yml b/.travis.yml
index 1be7fac8..3fe6a983 100644
--- a/.travis.yml
+++ b/.travis.yml
@@ -1,46 +1,11 @@
-sudo: false
-language: python
-cache: pip
+language: generic
 
-
-matrix:
-  include:
-    - python: 2.6
-      env: TOXENV=py26
-      dist: trusty
-    - python: 2.7
-      env: TOXENV=py27
-    - python: 3.3
-      env: TOXENV=py33
-      dist: trusty
-      sudo: false
-    - python: 3.4
-      env: TOXENV=py34
-    - python: 3.5
-      env: TOXENV=py35
-    - python: 3.6
-      env: TOXENV=py36
-    - python: 3.7
-      env: TOXENV=py37
-      dist: xenial    # required for Python 3.7 (travis-ci/travis-ci#9069)
-      sudo: required  # required for Python 3.7 (travis-ci/travis-ci#9069)
-
-install:
-  - pip install typing==3.7.4.1  # required for Python 3.3
-  - pip install tox==2.9.1
-  - pip install virtualenv==15.2.0
-  - pip install py==1.4.30
-  - pip install pluggy==0.5.2
+services:
+    - docker
 
 before_script:
-  # Run flake8 tests only on Python 2.7 and 3.7...
-  # 1) stop the build if there are Python syntax errors or undefined names
-  # 2) exit-zero treats all errors as warnings.  The GitHub editor is 127 chars wide
-  - if [[ $TRAVIS_PYTHON_VERSION == *.7 ]]; then
-      pip install flake8;
-      flake8 . --count --exit-zero --select=E901,E999,F821,F822,F823 --show-source --statistics;
-      flake8 . --count --exit-zero --max-complexity=10 --max-line-length=127 --statistics; 
-    fi
+    - docker pull jmadler/python-future-builder:latest
 
 script:
-  - tox
+  - ./build.sh
+  - ./lint.sh
diff --git a/Dockerfile b/Dockerfile
new file mode 100644
index 00000000..6b94c0a8
--- /dev/null
+++ b/Dockerfile
@@ -0,0 +1,40 @@
+FROM debian:9
+# This docker image has a copy of a wide array of Pythons installed
+RUN apt-get update
+RUN apt-get install --yes --no-install-recommends make build-essential zlib1g-dev libbz2-dev libreadline-dev libsqlite3-dev wget curl llvm libncurses5-dev xz-utils tk-dev libxml2-dev libffi-dev liblzma-dev libssl1.0-dev 
+RUN apt-get install --yes git vim
+RUN apt-get install --yes python3-pip
+ENV PYENV_ROOT=/opt/pyenv
+RUN curl -L https://github.com/pyenv/pyenv-installer/raw/master/bin/pyenv-installer | bash 
+RUN echo export PATH="/opt/pyenv/bin:$PATH" >> ~/.bashrc
+RUN echo 'eval "$(pyenv init -)"' >> ~/.bashrc
+RUN echo 'eval "$(pyenv virtualenv-init -)"' >> ~/.bashrc
+# venv 15.2.0 is the last to support Python 2.6. 
+RUN pip3 install virtualenv==15.2.0
+RUN PATH=/opt/pyenv/bin:$PATH pyenv install 2.6.9
+RUN virtualenv /root/py26 --python /opt/pyenv/versions/2.6.9/bin/python
+RUN PATH=/opt/pyenv/bin:$PATH pyenv install 3.3.7
+RUN virtualenv /root/py33 --python /opt/pyenv/versions/3.3.7/bin/python
+RUN pip3 install virtualenv==20.0.21
+RUN PATH=/opt/pyenv/bin:$PATH pyenv install 3.4.10
+RUN virtualenv /root/py34 --python /opt/pyenv/versions/3.4.10/bin/python
+RUN apt-get install --yes libssl-dev libxmlsec1-dev
+RUN PATH=/opt/pyenv/bin:$PATH pyenv install 2.7.18
+RUN virtualenv /root/py27 --python /opt/pyenv/versions/2.7.18/bin/python
+RUN PATH=/opt/pyenv/bin:$PATH pyenv install 3.5.9
+RUN virtualenv /root/py35 --python /opt/pyenv/versions/3.5.9/bin/python
+RUN PATH=/opt/pyenv/bin:$PATH pyenv install 3.6.10
+RUN virtualenv /root/py36 --python /opt/pyenv/versions/3.6.10/bin/python
+RUN PATH=/opt/pyenv/bin:$PATH pyenv install 3.7.7
+RUN virtualenv /root/py37 --python /opt/pyenv/versions/3.7.7/bin/python
+RUN PATH=/opt/pyenv/bin:$PATH pyenv install 3.8.3
+RUN virtualenv /root/py38 --python /opt/pyenv/versions/3.8.3/bin/python
+RUN PATH=/opt/pyenv/bin:$PATH pyenv install 3.9.0
+RUN virtualenv /root/py39 --python /opt/pyenv/versions/3.9.0/bin/python
+# Lint tools
+RUN pip3 install flake8
+RUN ln -s /usr/bin/python3 /usr/bin/python
+ENV LC_ALL=C.UTF-8
+ENV LANG=C.UTF-8
+WORKDIR /root/python-future
+ADD . /root/python-future
diff --git a/TESTING.txt b/TESTING.txt
index 0e9b96a3..b2ad5c65 100644
--- a/TESTING.txt
+++ b/TESTING.txt
@@ -1,8 +1,6 @@
-Currently the tests are passing on OS X and Linux on Python 2.7 and 3.4.
+A docker image, python-future-builder, is used to do testing and building.  The test suite can be run with: 
 
-The test suite can be run with:
-
-    $ tox
+    $ bash build.sh
 
 which tests the module under a number of different python versions, where available, or with:
 
@@ -10,4 +8,4 @@ which tests the module under a number of different python versions, where availa
 
 To execute a single test:
 
-    $ pytest -k test_chained_exceptions_stacktrace
\ No newline at end of file
+    $ pytest -k test_chained_exceptions_stacktrace
diff --git a/build.sh b/build.sh
new file mode 100755
index 00000000..d17fa7ce
--- /dev/null
+++ b/build.sh
@@ -0,0 +1,17 @@
+# XXX: TODO: we should make this include -e once tests pass
+set -xuo pipefail
+
+DOCKER_IMAGE=jmadler/python-future-builder
+# XXX: TODO: Perhaps this version shouldn't be hardcoded
+version=0.18.2
+
+docker build . -t $DOCKER_IMAGE
+docker push $DOCKER_IMAGE:latest
+
+for i in py26 py27 py33 py34 py35 py36 py37 py38 py39; do
+    docker run -ti -v $(realpath dist):/root/python-future/dist $DOCKER_IMAGE /root/python-future/setup.sh $version $(basename $i)
+done
+
+python setup.py sdist
+python setup.py clean
+echo You may now run: "twine upload dist/*"
diff --git a/lint.sh b/lint.sh
new file mode 100755
index 00000000..667b258f
--- /dev/null
+++ b/lint.sh
@@ -0,0 +1,3 @@
+# TODO: Run under Python 2.7 and 3.7
+flake8 . --count --exit-zero --select=E901,E999,F821,F822,F823 --show-source --statistics || true
+flake8 . --count --exit-zero --max-complexity=10 --max-line-length=127 --statistics || true
diff --git a/setup.sh b/setup.sh
new file mode 100755
index 00000000..8e8dc150
--- /dev/null
+++ b/setup.sh
@@ -0,0 +1,20 @@
+#!/bin/bash
+
+set -exo pipefail
+
+version=$1
+pytag=$2
+
+if [ $pytag = 'py33' ]; then
+    pip3 install virtualenv==16.2.0
+fi
+
+source /root/$pytag/bin/activate
+
+if [ $pytag = 'py26' ]; then
+    pip install importlib
+fi
+pip install pytest unittest2
+python setup.py bdist_wheel --python-tag=$pytag
+pip install dist/future-$version-$pytag-none-any.whl
+pytest tests/
diff --git a/tox.ini b/tox.ini
deleted file mode 100644
index bc3300ab..00000000
--- a/tox.ini
+++ /dev/null
@@ -1,16 +0,0 @@
-[tox]
-envlist =
-    py{26,27,33,34,35,36,37},
-    docs
-
-[testenv]
-deps =
-    pytest
-    unittest2
-    py26: importlib
-commands = pytest {posargs}
-
-[testenv:docs]
-deps =
-    -rdocs/requirements.txt
-commands = sphinx-build docs build