diff --git a/.travis.yml b/.travis.yml
index a83352daa..6d3d5d217 100644
--- a/.travis.yml
+++ b/.travis.yml
@@ -1,13 +1,17 @@
 language: python
+
 sudo: false
-python:
-  - "3.4"
-  - "3.5"
-env:
-  - TOXENV=py34
-  - TOXENV=py35
-  - TOXENV=pep8
+
+matrix:
+    include:
+        - python: 3.4
+          env: TOXENV=py34
+        - python: 3.5
+          env: TOXENV=py35
+        - env: TOXENV=pep8
+
 install:
-  - pip install --requirement requirements.txt
-  - pip install tox
+    - pip install --requirement requirements.txt
+    - pip install tox
+
 script: tox -c src/tox.ini