diff --git a/.travis.yml b/.travis.yml
index 8bfdb69..09e7d87 100644
--- a/.travis.yml
+++ b/.travis.yml
@@ -3,7 +3,7 @@ language: julia
 os:
   - linux
   - osx
-# sudo: required
+sudo: required
 julia:
   # - release
   - 0.4