diff --git a/composer.json b/composer.json
index f2190a5..829c978 100644
--- a/composer.json
+++ b/composer.json
@@ -17,7 +17,7 @@
   "require-dev": {
     "contributte/phpstan": "~0.2.0",
     "contributte/qa": "~0.4.0",
-    "contributte/tester": "~0.3.0"
+    "contributte/tester": "~0.4.1"
   },
   "autoload": {
     "psr-4": {