diff --git a/.travis.yml b/.travis.yml
index b1cc5eb..a7a40f1 100644
--- a/.travis.yml
+++ b/.travis.yml
@@ -3,6 +3,8 @@ language: php
 sudo: false
 
 php:
+  - 5.3
+  - 5.4
   - 5.5
   - 5.6
   - 7.0
@@ -13,7 +15,7 @@ before_script:
 #  - composer update --dev --quiet
 
 script:
-  - phpunit
+  - phpunit -c phpunit.xml.dist
 
 after_script:
   - coveralls