diff --git a/.travis.yml b/.travis.yml
index 589ed74c..321e8624 100644
--- a/.travis.yml
+++ b/.travis.yml
@@ -35,7 +35,7 @@ before_script:
  - phpenv config-rm xdebug.ini
  - echo 'memory_limit = 2G' >> ~/.phpenv/versions/$(phpenv version-name)/etc/conf.d/travis.ini
  - composer install --prefer-dist
- - composer require silverstripe/framework:4.0.x-dev silverstripe/config:1.0.x-dev silverstripe/admin:1.0.x-dev silverstripe/assets:1.0.x-dev silverstripe/versioned:1.0.x-dev --prefer-dist
+ - composer require --update-with-dependencies silverstripe/framework:4.0.x-dev silverstripe/config:1.0.x-dev silverstripe/admin:1.0.x-dev silverstripe/assets:1.0.x-dev silverstripe/versioned:1.0.x-dev --prefer-dist
  - "if [ \"$DB\" = \"PGSQL\" ]; then composer require silverstripe/postgresql:2.0.x-dev --prefer-dist; fi"
  - "if [ \"$DB\" = \"SQLITE\" ]; then composer require silverstripe/sqlite3:2.0.x-dev --prefer-dist; fi"
  - "php ./tests/bootstrap/mysite.php"
diff --git a/composer.json b/composer.json
index be72562c..abc79a95 100644
--- a/composer.json
+++ b/composer.json
@@ -44,5 +44,6 @@
       "SilverStripe\\CMS\\Tests\\Behaviour\\": "tests/behat/src/"
     }
   },
+  "prefer-stable": true,
   "minimum-stability": "dev"
 }