1 files changed, 2 insertions, 0 deletions

diff --git a/.travis.yml b/.travis.yml
index 246ab67f..4364fa3c 100644
--- a/.travis.yml
+++ b/.travis.yml
@@ -1,4 +1,6 @@
 language: php
+os: linux
+dist: trusty
 
 php:
   - 5.5