diff --git a/composer.json b/composer.json
index 92f31a8..12d39c1 100644
--- a/composer.json
+++ b/composer.json
@@ -53,7 +53,7 @@
 		"php-coveralls/php-coveralls": "^2.7.0",
 		"phpstan/extension-installer": "^1.3.1",
 		"phpstan/phpstan": "^1.10.67",
-		"phpstan/phpstan-phpunit": "^1.3.16",
+		"phpstan/phpstan-phpunit": "^1.4.0",
 		"phpstan/phpstan-strict-rules": "^1.6.0",
 		"phpunit/phpunit": "^9.6.19",
 		"saschaegerer/phpstan-typo3": "^1.10.1",