diff --git a/composer.json b/composer.json
index 0224865..38710d2 100644
--- a/composer.json
+++ b/composer.json
@@ -21,7 +21,7 @@
         "nails\/common": "dev-develop"
     },
     "require-dev": {
-        "phpunit/phpunit": "10.*",
+        "phpunit/phpunit": "12.*",
         "phpstan/phpstan": "2.*"
     },
     "scripts": {