diff --git a/.circleci/config.yml b/.circleci/config.yml
index bddfd2d27..82d9f9ef6 100644
--- a/.circleci/config.yml
+++ b/.circleci/config.yml
@@ -221,5 +221,5 @@ workflows:
           pkg-manager: yarn
           requires:
             - build
-          version: lts
+          version: '16.18'
           yarn-run: test:jest
diff --git a/.devcontainer/Dockerfile b/.devcontainer/Dockerfile
index ac495e1c9..425b86a6b 100644
--- a/.devcontainer/Dockerfile
+++ b/.devcontainer/Dockerfile
@@ -9,7 +9,7 @@ FROM mcr.microsoft.com/vscode/devcontainers/ruby:${VARIANT}
 # The value is a comma-separated list of allowed domains
 ENV RAILS_DEVELOPMENT_HOSTS=".githubpreview.dev"
 
-# [Choice] Node.js version: lts/*, 16, 14, 12, 10
+# [Choice] Node.js version: lts/*, 18, 16, 14
 ARG NODE_VERSION="lts/*"
 RUN su vscode -c "source /usr/local/share/nvm/nvm.sh && nvm install ${NODE_VERSION} 2>&1"
 
diff --git a/.devcontainer/docker-compose.yml b/.devcontainer/docker-compose.yml
index 46f42c454..a61116fca 100644
--- a/.devcontainer/docker-compose.yml
+++ b/.devcontainer/docker-compose.yml
@@ -11,7 +11,7 @@ services:
         # Use -bullseye variants on local arm64/Apple Silicon.
         VARIANT: '3.0-bullseye'
         # Optional Node.js version to install
-        NODE_VERSION: '14'
+        NODE_VERSION: '16'
     volumes:
       - ..:/workspaces/mastodon:cached
     environment:
diff --git a/.nvmrc b/.nvmrc
index 8351c1939..b6a7d89c6 100644
--- a/.nvmrc
+++ b/.nvmrc
@@ -1 +1 @@
-14
+16
diff --git a/README.md b/README.md
index 277ae0cc1..ddd5e2c64 100644
--- a/README.md
+++ b/README.md
@@ -73,7 +73,7 @@ Mastodon acts as an OAuth2 provider, so 3rd party apps can use the REST and Stre
 - **PostgreSQL** 9.5+
 - **Redis** 4+
 - **Ruby** 2.7+
-- **Node.js** 14+
+- **Node.js** 16+
 
 The repository includes deployment configurations for **Docker and docker-compose** as well as specific platforms like **Heroku**, **Scalingo**, and **Nanobox**. The [**standalone** installation guide](https://docs.joinmastodon.org/admin/install/) is available in the documentation.
 
diff --git a/package.json b/package.json
index dd93102ed..9f0c836fd 100644
--- a/package.json
+++ b/package.json
@@ -2,7 +2,7 @@
   "name": "@mastodon/mastodon",
   "license": "AGPL-3.0-or-later",
   "engines": {
-    "node": ">=14"
+    "node": ">=16"
   },
   "scripts": {
     "postversion": "git push --tags",