diff --git a/composer.json b/composer.json
index 17832a3..e52e783 100644
--- a/composer.json
+++ b/composer.json
@@ -31,7 +31,7 @@
 	},
 	"require-dev": {
 		"armin/editorconfig-cli": "^2.0",
-		"brotkrueml/schema": "^3.0",
+		"brotkrueml/schema": "^3.0 || ^4.0",
 		"eliashaeussler/version-bumper": "^4.0",
 		"ergebnis/composer-normalize": "^2.29",
 		"friendsofphp/php-cs-fixer": "^3.57",