diff --git a/.travis.yml b/.travis.yml
index 5615fd4..0859021 100644
--- a/.travis.yml
+++ b/.travis.yml
@@ -8,7 +8,7 @@ os:
 before_install:
   - sudo sed -i 's/trusty/wily/g' /etc/apt/sources.list
   - sudo apt-get update -qq
-  - sudo apt-get upgrade
+  - sudo apt-get -y -q -o Dpkg::Options::=--force-confdef -o Dpkg::Options::=--force-confnew upgrade
 
 addons:
   apt: