diff --git a/package.json b/package.json
index 8ebd0bb..5d9d5b1 100755
--- a/package.json
+++ b/package.json
@@ -11,6 +11,9 @@
   "scripts": {
     "test": "cucumber.js"
   },
+  "engines": {
+    "node": ">=18"
+  },
   "bugs": {
     "url": "https://github.com/paymentwall/paymentwall-node/issues"
   },