diff --git a/.travis.yml b/.travis.yml
index 4344e3e..419facf 100644
--- a/.travis.yml
+++ b/.travis.yml
@@ -1,5 +1,6 @@
 sudo: false
 language: python
+dist: xenial
 
 branches:
   # Only run builds on release branches.
@@ -32,12 +33,12 @@ matrix:
     # Django 2.1: Python 3.5, 3.6, or 3.7
     - { env: DJANGO=2.1, python: 3.5 }
     - { env: DJANGO=2.1 RUN_LIVE_TESTS=true, python: 3.6 }
-    - { env: DJANGO=2.1, python: 3.7, dist: xenial, sudo: true }
+    - { env: DJANGO=2.1, python: 3.7 }
     - { env: DJANGO=2.1, python: pypy3 }
     # Django 2.2: Python 3.5, 3.6, or 3.7
     - { env: DJANGO=2.2, python: 3.5 }
     - { env: DJANGO=2.2, python: 3.6 }
-    - { env: DJANGO=2.2, python: 3.7, dist: xenial, sudo: true }
+    - { env: DJANGO=2.2, python: 3.7 }
     - { env: DJANGO=2.2, python: pypy3 }
     # Django development master (direct from GitHub source):
     - { env: DJANGO=master, python: 3.6 }