diff --git a/composer.json b/composer.json
index 8733467..576fa70 100644
--- a/composer.json
+++ b/composer.json
@@ -31,7 +31,7 @@
         "orchestra/testbench": "^10.6",
         "patchlevel/coding-standard": "^1.3.0",
         "phpstan/phpstan": "^2.1.32",
-        "phpunit/phpunit": "^11.5.45",
+        "phpunit/phpunit": "^12.0.0",
         "roave/security-advisories": "dev-master",
         "wnx/commonmark-markdown-renderer": "^1.4"
     },