diff --git a/.travis.yml b/.travis.yml
index 4490a5f..1429800 100644
--- a/.travis.yml
+++ b/.travis.yml
@@ -4,10 +4,13 @@ services:
 php:
   - 5.6
   - 7.0
+  - 7.1
+  - nightly
   - hhvm
 matrix:
   allow_failures:
     - php: hhvm
+    - php: nightly
 sudo: false
 before_install:
   - composer self-update