diff --git a/composer.json b/composer.json
index 38dfdb8..ee1b4ad 100644
--- a/composer.json
+++ b/composer.json
@@ -21,7 +21,7 @@
     },
     "require-dev": {
         "doctrine/coding-standard": "^12.0.0",
-        "phpunit/phpunit": "^10.5.15"
+        "phpunit/phpunit": "^11.1.1"
     },
     "autoload": {
         "psr-4": {