diff --git a/.travis.yml b/.travis.yml
index 3252f9b5ce..4186813cff 100644
--- a/.travis.yml
+++ b/.travis.yml
@@ -1,7 +1,7 @@
 before_install:
-  - sudo add-apt-repository ppa:ubuntu-sdk-team/ppa
+  - sudo add-apt-repository ppa:ubuntu-sdk-team/ppa -y
   - sudo apt-get update -qq
-  - sudo apt-get install -qq libgmp3-dev qtbase5-private-dev qtdeclarative5-private-dev libqt5opengl5-dev libreadline6-dev
+  - sudo apt-get install -yqq libgmp3-dev qtbase5-private-dev qtdeclarative5-private-dev libqt5opengl5-dev libreadline6-dev
 install:
   - go get code.google.com/p/go.tools/cmd/goimports
   - go get github.com/golang/lint/golint