diff --git a/.travis.yml b/.travis.yml
index f7210f0c61848a0d79e8958179306b0090c91241..b0f647db238262f3d3649ef7923b313566d1f001 100644
--- a/.travis.yml
+++ b/.travis.yml
@@ -3,7 +3,7 @@ sudo: false
 language: python
 python:
   - 2.7
-  - 3.6
+  - 3.5
 before_install:
   ## courtesy of http://conda.pydata.org/docs/travis.html
   - if [[ "$TRAVIS_PYTHON_VERSION" == "2.7" ]]; then