diff --git a/.travis.yml b/.travis.yml
index 883582c..7eb1316 100644
--- a/.travis.yml
+++ b/.travis.yml
@@ -7,7 +7,15 @@ env:
 php:
     - 5.4
     - 5.5
+    - 5.6
+    - 7.0
+    - hhvm
 
+matrix:
+  allow_failures:
+    - php: hhvm
+  fast_finish: true
+  
 before_script:
     - composer dump-autoload
     - composer self-update
@@ -18,4 +26,4 @@ script: bin/phpunit
 
 # 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
+sudo: false