diff --git a/.travis.yml b/.travis.yml
index 0e880fe262d87f2c0f81c4315fedb098b86fbed7..562dd43277d25e23d6e02bd0dee3d5609dadf5e8 100644
--- a/.travis.yml
+++ b/.travis.yml
@@ -2,6 +2,9 @@ sudo: false
 language: php
 php:
   - 5.4
+  - 5.5
+  - 5.6
+  - 7.0
 
 env:
   - VUFIND_HOME=$PWD VUFIND_LOCAL_DIR=$PWD/local