diff --git a/.travis.yml b/.travis.yml
index ed0ae4a..a941551 100644
--- a/.travis.yml
+++ b/.travis.yml
@@ -1,8 +1,10 @@
 # see http://about.travis-ci.org/docs/user/languages/php/ for more hints
 language: php
+dist: precise
 
 # list any PHP version you want to test against
 php:
+  - 5.3
   - 5.4
   - 5.5
   - 5.6