diff --git a/composer.json b/composer.json
index 9a7cca1..a7e23da 100644
--- a/composer.json
+++ b/composer.json
@@ -21,7 +21,7 @@
         "phpstan/phpstan-deprecation-rules": "^1.1.3",
         "phpstan/phpstan-phpunit": "^1.3.11",
         "phpstan/phpstan-strict-rules": "^1.5.1",
-        "phpunit/phpunit": "^10.0.19"
+        "phpunit/phpunit": "^12.0.0"
     },
     "autoload": {
         "psr-4": {