diff --git a/.travis.yml b/.travis.yml
index aaafa3214f..d1e219f745 100644
--- a/.travis.yml
+++ b/.travis.yml
@@ -9,3 +9,5 @@ before_script:
     - COMPOSER_ROOT_VERSION=dev-master composer --prefer-source --dev install
     - php src/Symfony/Component/Locale/Resources/data/build-data.php
     - export USE_INTL_ICU_DATA_VERSION=1
+
+script: phpunit -dzend.enable_gc=0