diff --git a/composer.json b/composer.json
index 0575646..b368506 100644
--- a/composer.json
+++ b/composer.json
@@ -33,7 +33,7 @@
 		"nette/bootstrap": "^2.4 || ^3.0",
 		"nette/caching": "^2.4 || ^3.0",
 		"nette/di": "^2.4 || ^3.0",
-		"nette/robot-loader": "^2.4 || ^3.0",
+		"nette/robot-loader": "^2.4 || ^3.0 || ^4.0",
 		"tracy/tracy": "^2.4 || ^3.0",
 		"nette/tester": "^2.3",
 		"phpstan/phpstan": "^1.10"