diff --git a/composer.json b/composer.json
index aa6ac4d..1a31f52 100644
--- a/composer.json
+++ b/composer.json
@@ -18,7 +18,7 @@
         "phpstan/phpstan": "^1.12",
         "phpstan/phpstan-phpunit": "^1.4",
         "phpstan/phpstan-strict-rules": "^1.6",
-        "phpunit/phpunit": "^9.5",
+        "phpunit/phpunit": "^11.5",
         "rector/rector": "^1.2.10",
         "roave/security-advisories": "dev-latest"
     },