diff --git a/.github/workflows/ci.yml b/.github/workflows/ci.yml
index 0678d50..02d7fd5 100644
--- a/.github/workflows/ci.yml
+++ b/.github/workflows/ci.yml
@@ -14,7 +14,7 @@ jobs:
       - uses: actions/checkout@v4
       - uses: actions/setup-node@v4
         with:
-          node-version: '20'
+          node-version-file: '.nvmrc'
           cache: 'npm'
       - uses: actions/setup-python@v5
         with:
@@ -36,7 +36,7 @@ jobs:
       - uses: actions/checkout@v4
       - uses: actions/setup-node@v4
         with:
-          node-version: '20'
+          node-version-file: '.nvmrc'
           cache: 'npm'
       - uses: actions/setup-python@v5
         with:
diff --git a/.github/workflows/publish.yml b/.github/workflows/publish.yml
index 2cf383f..39c6347 100644
--- a/.github/workflows/publish.yml
+++ b/.github/workflows/publish.yml
@@ -15,7 +15,7 @@ jobs:
 
       - uses: actions/setup-node@v4
         with:
-          node-version: 20
+          node-version-file: '.nvmrc'
           cache: npm
 
       - name: Install Node dependencies
diff --git a/.nvmrc b/.nvmrc
index 209e3ef..2bd5a0a 100644
--- a/.nvmrc
+++ b/.nvmrc
@@ -1 +1 @@
-20
+22
diff --git a/.readthedocs.yaml b/.readthedocs.yaml
index 9863b22..d0b9bfa 100644
--- a/.readthedocs.yaml
+++ b/.readthedocs.yaml
@@ -7,7 +7,7 @@ build:
   os: ubuntu-22.04
   tools:
     python: '3.12'
-    nodejs: '20'
+    nodejs: '22'
   jobs:
     post_install:
       - make install-frontend
diff --git a/docs/development.rst b/docs/development.rst
index 1abc794..84d3c48 100644
--- a/docs/development.rst
+++ b/docs/development.rst
@@ -7,8 +7,9 @@ Development
 ===========
 
 
-For local development you need a system with Node v20.x, Python3, and Git.
-It is strongly recommended to use a Python virtual environment (`venv`_).
+For local development you need a system with Node v22.x, Python3, and Git.
+It is strongly recommended to use a Python virtual environment (`venv`_) and
+you use `fnm <https://github.com/Schniz/fnm>`_ to manage your Node versions.
 The build process derives the version from repository data, so it's necessary
 to clone the repository and not just download a single snapshot.
 
@@ -81,7 +82,7 @@ rather than using the shortcuts in the Makefile. Assume the commands below are
 all run in PowerShell. These instructions will also work on Mac or Linux without
 make installed as well.
 
-First, be sure to install Python 3, and Node 20.
+First, be sure to install Python, and Node.
 `fnm <https://github.com/Schniz/fnm>`_ is really useful for
 managing multiple versions of Node on Windows.
 
diff --git a/package-lock.json b/package-lock.json
index c42c16a..8a800ba 100644
--- a/package-lock.json
+++ b/package-lock.json
@@ -30,7 +30,7 @@
         "webpack-cli": "^5.1.4"
       },
       "engines": {
-        "node": ">=20"
+        "node": ">=22"
       }
     },
     "node_modules/@aashutoshrathi/word-wrap": {
diff --git a/package.json b/package.json
index 5dc7cb5..b8845af 100644
--- a/package.json
+++ b/package.json
@@ -39,7 +39,7 @@
     "lint": "npm run lint:js && npm run lint:css"
   },
   "engines": {
-    "node": ">=20"
+    "node": ">=22"
   },
   "prettier": {
     "singleQuote": true,