diff --git a/composer.json b/composer.json
index e9357d0..1c78165 100644
--- a/composer.json
+++ b/composer.json
@@ -33,7 +33,7 @@
         "phpstan/phpstan": "^2.0",
         "phpstan/phpstan-deprecation-rules": "^2.0",
         "phpstan/phpstan-phpunit": "^2.0",
-        "phpunit/php-code-coverage": "^11.0",
+        "phpunit/php-code-coverage": "^12.0",
         "phpunit/phpunit": "^11.0",
         "roave/security-advisories": "dev-master"
     },