diff --git a/composer.json b/composer.json
index c1f997e..723686c 100644
--- a/composer.json
+++ b/composer.json
@@ -26,6 +26,7 @@
         "psr-4": {"Bsr\\" : "tests/"}
     },
     "require-dev": {
+        "bsr/utils" : "dev-master",
         "pds/skeleton": "^1.0",
         "phpunit/phpunit": "^6"
     }