diff --git a/composer.json b/composer.json
index d7093e4..a50e7be 100644
--- a/composer.json
+++ b/composer.json
@@ -20,7 +20,7 @@
         "nette/application": "^3.1.4@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",