diff --git a/README.md b/README.md
index 41b34cb..80e04e7 100644
--- a/README.md
+++ b/README.md
@@ -83,7 +83,6 @@ async function third (instance, opts) {
   * <a href="#override"><code>instance.<b>override()</b></code></a>
   * <a href="#onClose"><code>instance.<b>onClose()</b></code></a>
   * <a href="#close"><code>instance.<b>close()</b></code></a>
-  * <a href="#express"><code>avvio.<b>express()</b></code></a>
   * <a href="#toJSON"><code>avvio.<b>toJSON()</b></code></a>
   * <a href="#prettyPrint"><code>avvio.<b>prettyPrint()</b></code></a>
 
@@ -444,24 +443,6 @@ also start the boot sequence.
 Start the boot sequence, if it was not started yet.
 Returns the `app` instance.
 
--------------------------------------------------------
-<a name="express"></a>
-
-### avvio.express(app)
-
-Same as:
-
-```js
-const app = express()
-const avvio = require('avvio')
-
-avvio(app, {
-  expose: {
-    use: 'load'
-  }
-})
-```
-
 -------------------------------------------------------
 <a name="override"></a>
 
diff --git a/boot.js b/boot.js
index 5c1001c..bc2716f 100644
--- a/boot.js
+++ b/boot.js
@@ -632,10 +632,3 @@ function encapsulateThreeParam (func, that) {
 }
 
 module.exports = Boot
-module.exports.express = function (app) {
-  return Boot(app, {
-    expose: {
-      use: 'load'
-    }
-  })
-}
diff --git a/package.json b/package.json
index afb18d0..29a724a 100644
--- a/package.json
+++ b/package.json
@@ -39,7 +39,6 @@
   "devDependencies": {
     "@fastify/pre-commit": "^2.0.2",
     "@types/node": "^20.1.0",
-    "express": "^4.17.1",
     "standard": "^17.0.0",
     "tap": "^16.0.0",
     "typescript": "^5.0.2"
diff --git a/test/express.test.js b/test/express.test.js
deleted file mode 100644
index eb223cd..0000000
--- a/test/express.test.js
+++ /dev/null
@@ -1,52 +0,0 @@
-'use strict'
-
-const { test } = require('tap')
-const express = require('express')
-const http = require('http')
-const boot = require('..')
-
-test('express support', (t) => {
-  const app = express()
-
-  boot.express(app)
-  // It does:
-  //
-  // boot(app, {
-  //   expose: {
-  //     use: 'load'
-  //   }
-  // })
-
-  t.plan(2)
-
-  let loaded = false
-  let server
-
-  app.load(function (app, opts, done) {
-    loaded = true
-    app.use(function (req, res) {
-      res.end('hello world')
-    })
-
-    done()
-  })
-
-  app.after((cb) => {
-    t.ok(loaded, 'plugin loaded')
-    server = app.listen(0, cb)
-    t.teardown(server.close.bind(server))
-  })
-
-  app.ready(() => {
-    http.get(`http://localhost:${server.address().port}`).on('response', function (res) {
-      let data = ''
-      res.on('data', function (chunk) {
-        data += chunk
-      })
-
-      res.on('end', function () {
-        t.equal(data, 'hello world')
-      })
-    })
-  })
-})