diff --git a/.travis.yml b/.travis.yml
index e31ac7535142e1cfd2e9d154c0cdc26b50c00869..f18906f34bd4afd7eb2ed9910aee3ef389b0bec2 100644
--- a/.travis.yml
+++ b/.travis.yml
@@ -1,3 +1,5 @@
+# sudo: false indicates travis should use container infrastructure
+sudo: false
 language: python
 python:
   - 2.7