diff --git a/package.json b/package.json
index 675565f0..87500a6b 100644
--- a/package.json
+++ b/package.json
@@ -1,6 +1,7 @@
 {
   "name": "nes.css",
   "description": "NES.css is NES-style CSS Framework.",
+  "version": "2.3.0",
   "scripts": {
     "watch": "npm run build:sass -- --watch",
     "// Build task": "",
@@ -39,9 +40,6 @@
     "nes",
     "framework"
   ],
-  "engines": {
-    "node": ">=10.0.0"
-  },
   "author": "BcRikko (https://github.com/Bcrikko)",
   "license": "MIT",
   "bugs": {