diff --git a/composer.json b/composer.json
index 6d1049f..10cf299 100644
--- a/composer.json
+++ b/composer.json
@@ -19,7 +19,7 @@
         "nette/utils": "^3.2@dev"
     },
     "require-dev": {
-        "nette/tester": "2.4.1",
+        "nette/tester": "2.4.2",
         "phpstan/phpstan": "1.5.3",
         "phpstan/phpstan-strict-rules": "1.1.0",
         "phpstan/phpstan-nette": "1.0.0",