diff --git a/.travis.yml b/.travis.yml
index 0b07a394..34913ff8 100644
--- a/.travis.yml
+++ b/.travis.yml
@@ -11,6 +11,9 @@ python:
   - pypy-5.3
   - pypy3
   - pypy3.3-5.2-alpha1
+matrix:
+  allow_failures:
+    - python: nightly
 install:
   - pip install flake8==2.1.0 pep8==1.5.6
   - python setup.py install