diff --git a/.travis.yml b/.travis.yml
index 6593951..27c939b 100644
--- a/.travis.yml
+++ b/.travis.yml
@@ -18,7 +18,7 @@ install:
 
 script:
   - mkdir -p build/logs
-  - phpunit --coverage-clover build/logs/clover.xml
+  - ./vendor/bin/phpunit --coverage-clover build/logs/clover.xml
 
 after_success:
   - sh -c 'if [ "$TRAVIS_PHP_VERSION" != "hhvm" ]; then php vendor/bin/coveralls -v; fi;'