diff --git a/composer.json b/composer.json
index 17c6634..860c109 100644
--- a/composer.json
+++ b/composer.json
@@ -47,7 +47,7 @@
         "phpstan/phpstan": "^1.10",
         "phpstan/phpstan-deprecation-rules": "^1.1",
         "phpstan/phpstan-strict-rules": "^1.5",
-        "phpunit/phpunit": "^9.6",
+        "phpunit/phpunit": "^11.0",
         "squizlabs/php_codesniffer": "^3.7"
     },
     "conflict": {