diff --git a/.travis.yml b/.travis.yml
index 67aef2b..5b8f536 100644
--- a/.travis.yml
+++ b/.travis.yml
@@ -2,6 +2,7 @@ language: php
 php:
   - 5.3
   - 5.4
+  - 5.5
 before_script: 
     - curl -s https://getcomposer.org/installer | php
     - php composer.phar install --dev