diff --git a/.travis.yml b/.travis.yml
index a53e2f8daad96bd2d2feb40463412649d07ece63..3a94e136fa79e5b02e76a59f0a43408c8ce1879e 100644
--- a/.travis.yml
+++ b/.travis.yml
@@ -7,6 +7,11 @@ language: php
 addons:
  postgresql: "9.5"
 
+services:
+ - mysql
+ - postgresql
+ - docker
+
 # Cache NPM's and Composer's caches to speed up build times.
 cache:
  directories: