diff --git a/composer.json b/composer.json
index d40a03d..172be93 100644
--- a/composer.json
+++ b/composer.json
@@ -10,7 +10,7 @@
     "symfony/process": "^4.0|^5.0"
   },
   "require-dev": {
-    "phpro/grumphp": "^0.18.0",
+    "phpro/grumphp": "^2.0.0",
     "phpstan/phpstan": "^0.12.29",
     "roave/security-advisories": "dev-master",
     "squizlabs/php_codesniffer": "^3.5",