diff --git a/composer.json b/composer.json
index acc0626..2665f0b 100644
--- a/composer.json
+++ b/composer.json
@@ -31,7 +31,7 @@
         }
     },
     "require-dev": {
-        "phpunit/phpunit": "^10.1",
+        "phpunit/phpunit": "^11.0",
         "phpstan/phpstan": "1.10.67"
     }
 }