diff --git a/.travis.yml b/.travis.yml
index 1b795f86..c1804a57 100644
--- a/.travis.yml
+++ b/.travis.yml
@@ -1,4 +1,9 @@
 language: python
+
+os: linux
+
+dist: xenial
+
 python:
   - 2.7
   - 3.5