diff --git a/.travis.yml b/.travis.yml
index 28da1729..a6e78dd8 100644
--- a/.travis.yml
+++ b/.travis.yml
@@ -1,12 +1,16 @@
 language: php
+
 php:
   - 5.3
   - 5.4
   - 5.5
+  - 5.6
   - hhvm
-before_script:
-  - composer install
+
+sudo: false
+
+install:
+  - travis_retry composer install --no-interaction --prefer-source
+
 script:
   - composer test
-matrix:
-  fast_finish: true