diff --git a/.travis.yml b/.travis.yml
index 38b1c4b..d868c6d 100755
--- a/.travis.yml
+++ b/.travis.yml
@@ -13,3 +13,7 @@ before_script:
 script:
   - vendor/bin/phpunit
   - vendor/bin/phpcs --standard=PSR2 ./src/
+
+# Use Travis' new container-based infrastructure.
+# See http://docs.travis-ci.com/user/migrating-from-legacy/#How-can-I-use-container-based-infrastructure%3F
+sudo: false
\ No newline at end of file