diff --git a/.changeset/node-22-support.md b/.changeset/node-22-support.md
new file mode 100644
index 0000000..341293b
--- /dev/null
+++ b/.changeset/node-22-support.md
@@ -0,0 +1,5 @@
+---
+'seamless-cli': patch
+---
+
+Support Node 22 and newer. The `engines` field now requires `>=22` instead of `>=24 <25`, and CI runs on Node 22, 24, and the latest release (fells-code/seamless-auth-api#339).
diff --git a/.github/workflows/ci.yml b/.github/workflows/ci.yml
index 6968303..9e13c00 100644
--- a/.github/workflows/ci.yml
+++ b/.github/workflows/ci.yml
@@ -15,10 +15,16 @@ concurrency:
 
 jobs:
   build-and-test:
-    name: Build and unit test
+    name: Build and unit test (Node ${{ matrix.node-version }})
     runs-on: ubuntu-latest
     env:
       HUSKY: 0
+    strategy:
+      fail-fast: false
+      matrix:
+        # The supported range is engines >=22: the oldest supported LTS, the
+        # development default from .nvmrc, and the newest release.
+        node-version: [22, 24, latest]
     steps:
       - name: Checkout repo
         uses: actions/checkout@v4
@@ -26,7 +32,7 @@ jobs:
       - name: Setup Node.js
         uses: actions/setup-node@v4
         with:
-          node-version-file: '.nvmrc'
+          node-version: ${{ matrix.node-version }}
           cache: npm
 
       - name: Install dependencies
diff --git a/README.md b/README.md
index 2ea740d..f895ff9 100644
--- a/README.md
+++ b/README.md
@@ -675,7 +675,7 @@ Seamless CLI exists to make this setup fast and repeatable.
 
 ## Requirements
 
-- Node.js 24 (see `.nvmrc`; the package `engines` requires `>=24 <25`)
+- Node.js 22 or newer (the package `engines` requires `>=22`; `.nvmrc` pins 24 for development)
 - npm or pnpm
 - Docker (optional)
 
diff --git a/package-lock.json b/package-lock.json
index 706f081..0d5dba6 100644
--- a/package-lock.json
+++ b/package-lock.json
@@ -1,12 +1,12 @@
 {
   "name": "seamless-cli",
-  "version": "0.17.0",
+  "version": "0.18.0",
   "lockfileVersion": 3,
   "requires": true,
   "packages": {
     "": {
       "name": "seamless-cli",
-      "version": "0.17.0",
+      "version": "0.18.0",
       "license": "Apache-2.0",
       "dependencies": {
         "@clack/prompts": "^1.0.1",
@@ -29,7 +29,7 @@
         "vitest": "^3.2.7"
       },
       "engines": {
-        "node": ">=24 <25"
+        "node": ">=22"
       }
     },
     "node_modules/.pnpm/degit@2.8.4/node_modules/degit": {
diff --git a/package.json b/package.json
index bc2030e..6b8ac6e 100644
--- a/package.json
+++ b/package.json
@@ -17,7 +17,7 @@
   },
   "type": "module",
   "engines": {
-    "node": ">=24 <25"
+    "node": ">=22"
   },
   "scripts": {
     "build": "npm run clean && tsc",