diff --git a/.github/workflows/ci.yml b/.github/workflows/ci.yml
index fa7d954..35897f2 100644
--- a/.github/workflows/ci.yml
+++ b/.github/workflows/ci.yml
@@ -25,7 +25,7 @@ jobs:
     strategy:
       matrix:
         os: [ubuntu-latest]
-        node: [25.x, 24.x, 22.x, 20.x, 18.x, "18.18.0"]
+        node: [25.x, 24.x, 22.x, 20.x, "20.19.0"]
         include:
         - os: windows-latest
           node: "lts/*"
diff --git a/README.md b/README.md
index c0e49d3..a111501 100644
--- a/README.md
+++ b/README.md
@@ -4,7 +4,7 @@ Utility to create ESLint config files
 
 ## Usage
 
-Prerequisites: [Node.js](https://nodejs.org/) (`^18.18.0`, `^20.9.0`, or `>=21.1.0`) built with SSL support. (If you are using an official Node.js distribution, SSL is always built in.)
+Prerequisites: [Node.js](https://nodejs.org/) (`^20.19.0 || ^22.13.0 || >=24`) built with SSL support. (If you are using an official Node.js distribution, SSL is always built in.)
 
 You can use npm/npx(shipped with Node.js).
 
diff --git a/package.json b/package.json
index 65b0069..d669a55 100644
--- a/package.json
+++ b/package.json
@@ -52,7 +52,7 @@
         "yorkie": "^2.0.0"
     },
     "engines": {
-        "node": "^18.18.0 || ^20.9.0 || >=21.1.0"
+        "node": "^20.19.0 || ^22.13.0 || >=24"
     },
     "lint-staged": {
         "*.js": "eslint --fix"