diff --git a/.node-version b/.node-version
index 53a42214a..bf79505bb 100644
--- a/.node-version
+++ b/.node-version
@@ -1 +1 @@
-v16.13.2
+v16.14.0
diff --git a/CHANGELOG.md b/CHANGELOG.md
index 0c918ec53..38dce92cb 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -12,6 +12,9 @@ You should also include the user name that made the change.
 
 ## 12.x.x (unreleased)
 
+### NOTE
+このバージョンからNode v16.14.0以降が必要です
+
 ### Changes
 - ノートの最大文字数を設定できる機能が廃止され、デフォルトで一律3000文字になりました
 
diff --git a/Dockerfile b/Dockerfile
index 9a651b6c2..e4959756e 100644
--- a/Dockerfile
+++ b/Dockerfile
@@ -1,4 +1,4 @@
-FROM node:16.13.2-alpine3.15 AS base
+FROM node:16.14.0-alpine3.15 AS base
 
 ENV NODE_ENV=production
 
diff --git a/packages/backend/src/server/web/manifest.ts b/packages/backend/src/server/web/manifest.ts
index db3e7a967..c2f29d523 100644
--- a/packages/backend/src/server/web/manifest.ts
+++ b/packages/backend/src/server/web/manifest.ts
@@ -1,5 +1,5 @@
 import Koa from 'koa';
-import * as manifest from './manifest.json';
+import * as manifest from './manifest.json' assert { type: 'json' };
 import { fetchMeta } from '@/misc/fetch-meta.js';
 
 export const manifestHandler = async (ctx: Koa.Context) => {