diff --git a/.travis.yml b/.travis.yml
index 7f19bdead3..200893e52d 100644
--- a/.travis.yml
+++ b/.travis.yml
@@ -3,6 +3,7 @@
 # It is used automatically for the repositories on Github if it's found in the
 # root directory of the project.
 language: cpp
+sudo: required
 
 compiler: gcc
 
@@ -18,6 +19,7 @@ notifications:
         on_failure: change
 
 before_install:
+    - sudo apt-get update
     - sudo apt-get install -y libcppunit-dev
 
 env: