diff --git a/.travis.yml b/.travis.yml
index bb46f83..544bba8 100644
--- a/.travis.yml
+++ b/.travis.yml
@@ -3,6 +3,7 @@ language: julia
 os:
   - linux
   - osx
+sudo: required
 julia:
   # - release
   - 0.4
@@ -15,4 +16,4 @@ script:
  - if [[ -a .git/shallow ]]; then git fetch --unshallow; fi
  - julia -e 'Pkg.clone(pwd()); Pkg.build("PortAudio"); Pkg.test("PortAudio"; coverage=true)'
 after_success:
-  - julia -e 'cd(Pkg.dir("PortAudio")); Pkg.add("Coverage"); using Coverage; Codecov.submit(process_folder())'
\ No newline at end of file
+  - julia -e 'cd(Pkg.dir("PortAudio")); Pkg.add("Coverage"); using Coverage; Codecov.submit(process_folder())'