diff --git a/composer.json b/composer.json
index be2dea4..72bc016 100644
--- a/composer.json
+++ b/composer.json
@@ -25,7 +25,7 @@
         "phpunit/phpunit": "^9.0",
         "roave/infection-static-analysis-plugin": "^1.32",
         "squizlabs/php_codesniffer": "^3.4",
-        "symfony/var-dumper": "^5.0",
+        "symfony/var-dumper": "^5.0 || ^6.0",
         "vimeo/psalm": "^4.0.0"
     },
     "autoload": {