diff --git a/.travis.yml b/.travis.yml
index 11d1cd2b..f651eede 100644
--- a/.travis.yml
+++ b/.travis.yml
@@ -18,7 +18,7 @@ install:
     - sudo sh -c 'echo "deb http://packages.ros.org/ros/ubuntu trusty main" > /etc/apt/sources.list.d/ros-latest.list'
     - wget http://packages.ros.org/ros.key -O - | sudo apt-key add -
     - sudo apt-get update
-    - sudo apt-get install libpcl-1.7-all libfreenect-dev
+    - sudo apt-get -y install libpcl-1.7-all libfreenect-dev
 
 script: 
     - mkdir -p build && cd build