diff --git a/.travis.yml b/.travis.yml
index c56eab1..fce88bb 100644
--- a/.travis.yml
+++ b/.travis.yml
@@ -6,7 +6,8 @@ php:
   - 5.3
 
 before_script:
+    - composer self-update
     - composer --prefer-source --dev install
 
 script: 
-    - phpunit -c tests/phpunit.xml tests/
\ No newline at end of file
+    - phpunit -c tests/phpunit.xml tests/