diff --git a/composer.json b/composer.json
index df81ccb..14bc705 100644
--- a/composer.json
+++ b/composer.json
@@ -21,7 +21,7 @@
         "nette/forms": "^3.1@dev"
     },
     "require-dev": {
-        "nette/tester": "2.4.2",
+        "nette/tester": "2.4.3",
         "mockery/mockery": "1.5.0",
         "phpstan/phpstan": "1.8.2",
         "phpstan/phpstan-strict-rules": "1.4.2",