diff --git a/.travis.yml b/.travis.yml
index cb6b5f8fb..f4a2e41c5 100644
--- a/.travis.yml
+++ b/.travis.yml
@@ -19,7 +19,7 @@ before_install:
   - sudo apt-key adv --keyserver hkp://p80.pool.sks-keyservers.net:80 --recv-keys 58118E89F3A912897C070ADBF76221572C52609D
   - sudo apt-get update
   - sudo apt-key update
-  - sudo apt-get -qqy -o Dpkg::Options::="--force-confdef" -o Dpkg::Options::="--force-confold" install docker-engine=1.11.1-0~precise
+  - sudo apt-get --force-yes -qqy -o Dpkg::Options::="--force-confdef" -o Dpkg::Options::="--force-confold" install docker-engine=1.11.1-0~precise
   - sudo rm /usr/local/bin/docker-compose
   - curl -L https://github.com/docker/compose/releases/download/1.7.0/docker-compose-`uname -s`-`uname -m` > docker-compose
   - chmod +x docker-compose