diff --git a/composer.json b/composer.json
index 33c4232..bc6ef09 100644
--- a/composer.json
+++ b/composer.json
@@ -35,7 +35,7 @@
         "phpstan/phpstan": "^1.0.0",
         "phpstan/phpstan-phpunit": "^1.0.0",
         "phpstan/phpstan-strict-rules": "^1.0.0",
-        "phpunit/phpunit": "^11.0",
+        "phpunit/phpunit": "^12.0",
         "symfony/yaml": "^7.0",
         "thecodingmachine/phpstan-safe-rule": "^1.0"
     },