diff --git a/composer.json b/composer.json
index af91134..d4436db 100644
--- a/composer.json
+++ b/composer.json
@@ -18,7 +18,7 @@
 	],
 	"require": {
 		"php": "^8.0",
-		"nette/utils": "^3.0",
+		"nette/utils": "^3.0 || ^4.0",
 		"mathematicator-core/tokenizer": "^2.1 || ^3.0",
 		"mathematicator-core/numbers": "^2.1"
 	},