diff --git a/.travis.yml b/.travis.yml
index 7c4c0de..05588a9 100644
--- a/.travis.yml
+++ b/.travis.yml
@@ -1,9 +1,10 @@
 language: php
 
 php:
-  - 5.4
-  - 5.5
-  - 5.6
+  - '5.4'
+  - '5.5'
+  - '5.6'
+  - '7.0'
   - hhvm
 
 before_script: