diff --git a/package.json b/package.json
index 6b18579..9736136 100644
--- a/package.json
+++ b/package.json
@@ -22,7 +22,7 @@
   ],
   "packageManager": "pnpm@10.4.1",
   "engines": {
-    "node": ">=18"
+    "node": ">=20"
   },
   "scripts": {
     "build": "tsup",
diff --git a/tsup.config.ts b/tsup.config.ts
index e874b65..df105d4 100644
--- a/tsup.config.ts
+++ b/tsup.config.ts
@@ -4,7 +4,7 @@ export default defineConfig([
   {
     entry: ['src/index.ts'],
     outDir: 'dist',
-    target: 'es2018',
+    target: 'es2020',
     platform: 'neutral',
     format: ['esm', 'cjs'],
     splitting: false,