diff --git a/.travis.yml b/.travis.yml
index a884d86..034cd84 100644
--- a/.travis.yml
+++ b/.travis.yml
@@ -4,6 +4,7 @@ php:
   - 5.3
   - 5.4
   - 5.5
+  - 5.6
 
 before_script:
   - sudo /usr/share/elasticsearch/bin/plugin -install elasticsearch/elasticsearch-mapper-attachments/2.0.0