diff --git a/.travis.yml b/.travis.yml
index ad7f52b..975365c 100644
--- a/.travis.yml
+++ b/.travis.yml
@@ -6,11 +6,14 @@ php:
   - 5.5
   - 5.6
   - 7.0
+  - 7.1
+  - nightly
   - hhvm
 
 matrix:
   allow_failures:
-   - php: 7.0
+   - php: nightly
+   - php: hhvm
 
 before_script:
   - composer install --dev --prefer-source