diff --git a/grumphp.yml b/grumphp.yml
index 0fa80b1..077df18 100644
--- a/grumphp.yml
+++ b/grumphp.yml
@@ -3,3 +3,5 @@ parameters:
     bin_dir: vendor/bin
     tasks:
         phplint: ~
+        phpunit:
+            config_file: phpunit/phpunit.xml