diff --git a/.travis.yml b/.travis.yml
index 716b9b640..3d3598598 100644
--- a/.travis.yml
+++ b/.travis.yml
@@ -3,6 +3,11 @@ language: php
 php:
   - 5.3
   - 5.4
+  - 5.5
+
+matrix:
+  allow_failures:
+    - php: 5.5
 env:
   - DB=mysql
   - DB=pgsql