diff --git a/.travis.yml b/.travis.yml
index 11ab0f5..ab910a2 100644
--- a/.travis.yml
+++ b/.travis.yml
@@ -11,6 +11,8 @@ matrix:
     - php: 5.6
     - php: 7.0
     - php: 7.1
+    - php: 7.2
+    - php: hhvm
 
 install:
   - composer install