diff --git a/.travis.yml b/.travis.yml
index 94fad38..16c911f 100644
--- a/.travis.yml
+++ b/.travis.yml
@@ -4,6 +4,10 @@ python:
   - "2.7"
   - "3.2"
   - "3.3"
+  - "3.4"
+  - "3.5"
+  - "3.6"
+  - "nightly"
   # does not have headers provided, please ask https://launchpad.net/~pypy/+archive/ppa
   # maintainers to fix their pypy-dev package.
   - "pypy"