diff --git a/.travis.yml b/.travis.yml
index e66b55a..dfc0616 100644
--- a/.travis.yml
+++ b/.travis.yml
@@ -2,7 +2,12 @@ language: php
 php:
   - 5.3
   - 5.4
+  - 5.5
 
 notifications:
   email:
-    - dieter@marlon.be
\ No newline at end of file
+    - dieter@marlon.be
+
+before_script:
+   - composer install --dev
+   - phpunit