diff --git a/.travis.yml b/.travis.yml
index c6c915f..402608c 100644
--- a/.travis.yml
+++ b/.travis.yml
@@ -4,6 +4,10 @@ python:
   - "3.3"
   - "3.4"
   - "3.5"
+  - "3.6"
+  - "3.6-dev"
+  - "3.7-dev"
+  - "nightly"
 install:
   - python setup.py -q install
 script: nosetests