diff --git a/.travis.yml b/.travis.yml
index 068383512c..7b5413d8c6 100644
--- a/.travis.yml
+++ b/.travis.yml
@@ -5,6 +5,7 @@ php:
   - 5.3
   - 5.4
   - 5.5
+  - 5.6
   - hhvm
 
 matrix: