diff --git a/.travis.yml b/.travis.yml
index e7263f6..8b984db 100644
--- a/.travis.yml
+++ b/.travis.yml
@@ -1,6 +1,6 @@
 language: php
 php:
-  - 5.3
+  - 5.3.8
 before_script:
   - wget --quiet http://getcomposer.org/composer.phar
   - php composer.phar install