diff --git a/.travis.yml b/.travis.yml
index 308a7c1c2..67dd64c0b 100644
--- a/.travis.yml
+++ b/.travis.yml
@@ -13,7 +13,7 @@ before_script:
 script:
   - ./vendor/bin/phpunit --coverage-clover ./build/logs/clover.xml --exclude-group Functional,Performance
   - ./vendor/bin/phpunit --group=Functional
-  - ./vendor/bin/phpunit --group=Performance
+  - php -n ./vendor/bin/phpunit --group=Performance
   - ./vendor/bin/phpcs --standard=PSR2 ./src/ ./tests/
 
 after_script: