diff --git a/composer.json b/composer.json
index 9f26313..7457e69 100644
--- a/composer.json
+++ b/composer.json
@@ -24,7 +24,7 @@
         "psr/container": "^1.1 || ^2.0"
     },
     "require-dev": {
-        "nette/tester": "2.4.2",
+        "nette/tester": "2.4.3",
         "phpstan/phpstan": "1.8.2",
         "phpstan/phpstan-strict-rules": "1.3.0",
         "phpstan/phpstan-nette": "1.0.0",