diff --git a/.travis.yml b/.travis.yml
index c6782cb..db12fdf 100644
--- a/.travis.yml
+++ b/.travis.yml
@@ -6,6 +6,10 @@ python:
   - "3.4"
   - "3.5"
   - "3.6"
+  - "nightly"
+matrix:
+  allow_failures:
+    - python: "nightly"
 
 install:
   - pip install coveralls tox-travis