diff --git a/composer.json b/composer.json
index 8c6c6ef..842c158 100644
--- a/composer.json
+++ b/composer.json
@@ -10,7 +10,7 @@
   },
   "require-dev": {
     "friendsofphp/php-cs-fixer": "^3.6",
-    "monolog/monolog": "^2.0",
+    "monolog/monolog": "^2.0|^3.0",
     "phpstan/phpstan": "^1.9",
     "phpunit/phpunit": "^9.4"
   },