diff --git a/composer.json b/composer.json
index 4d5d33d..72cc582 100644
--- a/composer.json
+++ b/composer.json
@@ -18,7 +18,7 @@
     "symfony/finder": "^4.0",
     "nikic/php-parser": "^4.0",
     "jakub-onderka/php-console-highlighter": "^0.4",
-    "phpunit/php-timer": "^2.0"
+    "phpunit/php-timer": "^2.0|^3.0"
   },
   "require-dev": {
     "phpunit/phpunit": "^7.5.20",