diff --git a/.travis.yml b/.travis.yml
index 31f16bc..3510004 100644
--- a/.travis.yml
+++ b/.travis.yml
@@ -18,7 +18,7 @@ before_script:
 script:
     - mkdir build
     - mkdir build/coverage
-    - phpunit
+    - phpunit -c $CONFIGURATION_FILE
 after_success:
     - php vendor/bin/coveralls -v -c .coveralls.yml
 notifications: