cooper-mbp:bandersnatch cooper$ git diff
diff --git a/.travis.yml b/.travis.yml
index a217005..a05dd65 100644
--- a/.travis.yml
+++ b/.travis.yml
@@ -1,6 +1,11 @@
 language: python
 dist: xenial

+os:
+    - linux
+    - osx
+    - windows
+
 matrix:
   fast_finish: true
   include:
@@ -16,6 +21,7 @@ matrix:
       env: TOXENV=lint
   allow_failures:
     - env: TOXENV=py38
+    - os: windows

 install:
     - pip install --upgrade pip setuptools