diff --git a/.travis.yml b/.travis.yml
index 6455591..ff7cf32 100755
--- a/.travis.yml
+++ b/.travis.yml
@@ -13,8 +13,9 @@ env:
 
 before_install:
   # Fix a problem with apt-get failing later, see http://docs.travis-ci.com/user/installing-dependencies/#Installing-Ubuntu-packages
-  - sudo add-apt-repository -y ppa:kubuntu-ppa/backports
   - sudo apt-get update -qq
+  - sudo add-apt-repository -y ppa:kubuntu-ppa/backports
+  - sudo apt-get update
   - sudo apt-get install libcv-dev
   - sudo apt-get install libopencv-dev
   - sudo apt-get install libhighgui-dev