diff --git a/.travis.yml b/.travis.yml
index 07aa6d10b7dc..360ffb842959 100644
--- a/.travis.yml
+++ b/.travis.yml
@@ -1,10 +1,10 @@
 language: php
 
-sudo: false
+sudo: true
 
 php:
-  - 5.5
-#  - 5.6
+#  - 5.5
+  - 5.6
 #  - 7.0
 #  - hhvm
 
diff --git a/tests/acceptance.suite.yml b/tests/acceptance.suite.yml
index a6c8033296cc..4a152dce6eff 100644
--- a/tests/acceptance.suite.yml
+++ b/tests/acceptance.suite.yml
@@ -12,8 +12,7 @@ modules:
             host: 127.0.0.1
             window_size: 1024x768
             wait: 5
-            browser: firefox
-            http_proxy: direct
+            browser: phantomjs
             capabilities:
                 unexpectedAlertBehaviour: 'accept'
                 webStorageEnabled: true