diff --git a/.travis.yml b/.travis.yml
index 2228c1a..0aad9a3 100644
--- a/.travis.yml
+++ b/.travis.yml
@@ -2,9 +2,9 @@ sudo: false
 language: php
 cache: npm
 php:
-- '5.6'
-- '5.5'
-- '5.4'
+  - 5.6
+  - 5.5
+  - 5.4
 before_install:
   - npm install -g bower
   - npm install