diff --git a/.travis.yml b/.travis.yml
index 30a6071bad..515c1875a2 100644
--- a/.travis.yml
+++ b/.travis.yml
@@ -12,6 +12,7 @@ matrix:
     - php: hhvm
 
 before_script:
+  - if [[ "$TRAVIS_PHP_VERSION" != "hhvm" ]]; then echo "memory_limit = -1" >> ~/.phpenv/versions/$(phpenv version-name)/etc/conf.d/travis.ini; fi
   - composer self-update
   - composer install --prefer-source
   - app/console doctrine:database:create -e=test