diff --git a/composer.json b/composer.json
index ac1d926..51decd5 100644
--- a/composer.json
+++ b/composer.json
@@ -21,7 +21,7 @@
         "friendsofphp/php-cs-fixer": "^3.64",
         "phpstan/phpstan": "^2.0.x-dev",
         "phpstan/phpstan-strict-rules": "^2.0.x-dev",
-        "phpunit/phpunit": "^11.3",
+        "phpunit/phpunit": "^12.0",
         "symplify/monorepo-builder": "^11.2"
     },
     "replace": {