diff --git a/.travis.yml b/.travis.yml
index a424b7108ccc766d2d249159a3bf84999926eb0e..507286a55c8fdd367846bcce5450421c8b42e330 100644
--- a/.travis.yml
+++ b/.travis.yml
@@ -3,6 +3,7 @@ language: php
 php:
   - 5.4
   - 5.5
+  - 5.6
 
 services: mongodb