Test different PHP versions
diff --git a/.travis.yml b/.travis.yml
index 4f34af2..4daa25c 100644
--- a/.travis.yml
+++ b/.travis.yml
@@ -17,8 +17,8 @@
   - bundle install
 
 env:
-    - PLATFORM=trevorj/salty-whales:trusty
-    - PLATFORM=trevorj/salty-whales:xenial
+    - PLATFORM=trevorj/salty-whales:trusty SUITE=apache_server_php5
+    - PLATFORM=trevorj/salty-whales:xenial SUITE=apache_server_php7
 
 
 before_script: