diff --git a/.travis.yml b/.travis.yml
index 46e5dfb28bfacb36edc7f07a19ff5ae524eff956..6c85d5add21bde18440b5978e9863ae52a39a686 100644
--- a/.travis.yml
+++ b/.travis.yml
@@ -1,5 +1,5 @@
 language: perl
 install:
-  - apt-get install git ruby-ronn
+  - sudo apt-get install git ruby-ronn
 script:
   - make test