diff --git a/.travis.yml b/.travis.yml
index 88ba2b8..06b74e7 100644
--- a/.travis.yml
+++ b/.travis.yml
@@ -3,32 +3,32 @@ sudo: false
 cache: pip
 
 python:
-- '2.7'
-- '3.3'
-- '3.4'
-- '3.5'
+  - '2.7'
+  - '3.3'
+  - '3.4'
+  - '3.5'
 
 install:
-- pip install -r requirements.txt
-- pip install -U pyflakes pycodestyle
-- pip install codecov
+  - pip install -r requirements.txt
+  - pip install -U pyflakes pycodestyle
+  - pip install codecov
 
 script:
-- python -m unittest discover
-#- coverage run --source=test
-- pyflakes .
-- pycodestyle --statistics --count
+  - python -m unittest discover
+  #- coverage run --source=test
+  - pyflakes .
+  - pycodestyle --statistics --count
 
 notifications:
   hipchat:
     rooms:
       secure: RqD0sjD13cmbwudrApoVwkTJaNN8WuiugjzZFwZoMU110NNHfpw5FKQcyPhPFTNGqSfM3oGB2wsUcaGJUrMKgTXRjtRvwN1xf1OAv1mVYxR67Ghs7s0K12yqDsexExdZM/Vtab1f2RzOBZ3SAnU57irvRT+LZ4LRWcfvPfN1SihOKP3YBv3Jcqtt5p09dyoIheIseVJcyRBoTBoh8DG/a2kohAu+faoY1gjtI3CWIKRncKhe6tpGY4lVzpDETkSWLy7gxmlNPch9okFjo1S5IClN6CyCg5SaFiB9/4SJGBkt6ySF+M41eIqKIZIq2KQerQvoiE6ySVzntEaw0VIWA5SYm7PtESBFIaQnjeE8a3sddqwBZkaknms20FCt+ozN/aJ+Gj205lgR/i34OA1qIdxm9AkPlISv+AX5ur+T5IOyLOmOBmh3uKLTTUHuYBk2s1whReOgPp4Pmuo1bOGHIr9cdCEZ9hFYwUDAsRgacIb+uEpJTUJkCjaVzn8ZNTgKdcmy7uEodwD2MS1qMaQH+FjgPz9jJOuvdvwmZdIWD11tFenSMrPvrlEag+Mqnz3xkInIts+CT4vyUoELJ5iKbF8fdec+hy9ip3mIQ2UmVWYTcpKi/x9tUR+NK7QFtIkBAGPDzVeIx//TxWGpg48GeUB8EUtORkxk3xxRj/kxUxc=
     template:
-    - '<a href="https://travis-ci.org/%{repository}/builds/%{build_id}">%{repository}
-      Build %{build_number}</a> on branch <i>%{branch}</i> by %{author}: <strong>%{message}</strong>
-      <a href="https://github.com/%{repository}/commits/%{commit}">View on GitHub</a>'
+      - '<a href="https://travis-ci.org/%{repository}/builds/%{build_id}">%{repository}
+        Build %{build_number}</a> on branch <i>%{branch}</i> by %{author}: <strong>%{message}</strong>
+        <a href="https://github.com/%{repository}/commits/%{commit}">View on GitHub</a>'
     format: html
     notify: false
 
 after_success:
-- codecov
+  - codecov