diff --git a/composer.json b/composer.json
index 828f04f..834dd3c 100644
--- a/composer.json
+++ b/composer.json
@@ -21,7 +21,7 @@
         "symfony/process": "^6.4 || ^7.0"
     },
     "require-dev": {
-        "phpunit/phpunit": "^10.5.1"
+        "phpunit/phpunit": "^11.5.35"
     },
     "scripts": {
         "ci": [