diff --git a/.travis.yml b/.travis.yml
index dd55e9e..cf86c2a 100644
--- a/.travis.yml
+++ b/.travis.yml
@@ -4,6 +4,7 @@ stages:
   - name: release
     if: branch = master AND type != pull_request
 
+dist:xenial
 sudo: required
 cache: bundler
 language: ruby