diff --git a/.travis.yml b/.travis.yml
index 54e91fe..fa9db35 100644
--- a/.travis.yml
+++ b/.travis.yml
@@ -6,6 +6,7 @@ php:
   - 5.5
 
 before_install:
+  - composer self-update
   - composer install
   - pyrus install pear/PHP_CodeSniffer
   - phpenv rehash