diff --git a/.travis.yml b/.travis.yml
index 270f331..54cb953 100644
--- a/.travis.yml
+++ b/.travis.yml
@@ -2,5 +2,6 @@ language: php
 php:
   - 5.3
   - 5.4
+  - 5.5
 
-script: phpunit ./
\ No newline at end of file
+script: phpunit ./