diff --git a/.travis.yml b/.travis.yml
index d8dd5f8..cf09978 100644
--- a/.travis.yml
+++ b/.travis.yml
@@ -2,6 +2,8 @@ language: php
 php:
   - 5.3
   - 5.4
+  - 5.5
+  - 5.6
 env:
   - REDIS_STANDALONE=0
   - REDIS_STANDALONE=1