diff --git a/.travis.yml b/.travis.yml
index 098484df..0a5114cb 100644
--- a/.travis.yml
+++ b/.travis.yml
@@ -8,6 +8,7 @@ before_install:
  - sudo apt-get install -qq build-essential libqt4-dev libqt4-opengl-dev libxmu-dev cmake bison flex git-core libboost-all-dev libXi-dev libmpfr-dev libboost-dev libglew-dev libeigen3-dev libcgal-dev libgmp3-dev libgmp-dev curl imagemagick
  - sudo apt-get install -qq libopencsg-dev
  - echo 'yes' | sudo add-apt-repository ppa:mapnik/nightly-trunk
+ - sudo apt-get update -qq
  - sudo apt-get install -qq libharfbuzz-dev
 
 branches: