diff --git a/.travis.yml b/.travis.yml
index 5de40f3a4..c1f7ad357 100644
--- a/.travis.yml
+++ b/.travis.yml
@@ -43,7 +43,8 @@ jobs:
       python: 'pypy3'
 
     - env: TOXENV=py35-xdist
-      python: '3.5'
+      dist: trusty
+      python: '3.5.0'
 
     # Coverage for:
     # - pytester's LsofFdLeakChecker