diff --git a/package.json b/package.json
index f3b65d6..a53e1c4 100644
--- a/package.json
+++ b/package.json
@@ -4,7 +4,7 @@
   "description": "A CLI tool to test web accessibility on multiple web pages based on a list of URLs in a text file.",
   "type": "module",
   "engines": {
-    "node": ">=18.0.0"
+    "node": "^18.18.0 || >=20.0.0"
   },
   "exports": "./build/src/index.js",
   "main": "build/src/index.js",