diff --git a/.travis.yml b/.travis.yml
index 51b9075..a5306e7 100644
--- a/.travis.yml
+++ b/.travis.yml
@@ -1,11 +1,14 @@
+sudo: false
+
 language: php
 
 php:
   - 5.3
   - 5.4
+  - 5.5
 
 before_script:
-  - curl -s http://getcomposer.org/installer | php
-  - php composer.phar install --prefer-source --no-interaction --dev
+  - curl -sS http://getcomposer.org/installer | php
+  - php composer.phar install --prefer-source --no-interaction
 
 script: phpunit