diff --git a/.travis.yml b/.travis.yml
index 2a724004..475f9d8b 100644
--- a/.travis.yml
+++ b/.travis.yml
@@ -13,6 +13,6 @@ before_install:
   - cp .env.example .env
   - if [[ $TRAVIS_PHP_VERSION != 'hhvm' && $TRAVIS_PHP_VERSION != 7.1 ]] ; then phpenv config-rm xdebug.ini; fi
 
-install: travis_retry composer install --no-interaction --no-scripts --prefer-source
+install: travis_retry composer install --no-interaction --no-scripts --prefer-source --no-suggest
 
 script: vendor/bin/phpunit