diff --git a/.github/workflows/ci.yml b/.github/workflows/ci.yml
index 22f9ecc..91cac4a 100644
--- a/.github/workflows/ci.yml
+++ b/.github/workflows/ci.yml
@@ -32,7 +32,7 @@ jobs:
     strategy:
       fail-fast: false
       matrix:
-        node: [16, 18, 20]
+        node: [18, 20, 22]
     runs-on: ubuntu-latest
     steps:
       - uses: actions/checkout@v3
diff --git a/package.json b/package.json
index 4c52e41..deab02f 100644
--- a/package.json
+++ b/package.json
@@ -30,7 +30,7 @@
     "vitest": "^2.1.8"
   },
   "engines": {
-    "node": ">=16.0.0"
+    "node": ">=18.0.0"
   },
   "publishConfig": {
     "access": "public",
diff --git a/src/error.ts b/src/error.ts
index fabd3be..d88f879 100644
--- a/src/error.ts
+++ b/src/error.ts
@@ -1,5 +1,4 @@
 export class AppOptionValidationError extends Error {
-  // eslint-disable-next-line n/no-unsupported-features/es-syntax -- TODO: Drop Node.js 16
   static {
     this.prototype.name = 'AppOptionValidationError';
   }