diff --git a/.travis.yml b/.travis.yml
index 8945aea..ea7b5d9 100644
--- a/.travis.yml
+++ b/.travis.yml
@@ -1,4 +1,5 @@
+dist: xenial
 language: python
 python:
-        - "3.7"
+        - 3.7
 script: make test
\ No newline at end of file