diff --git a/packages/config/src/options.js b/packages/config/src/options.js
index aa2341727da9..243f673ebcf9 100644
--- a/packages/config/src/options.js
+++ b/packages/config/src/options.js
@@ -410,5 +410,10 @@ export function getNuxtConfig (_options) {
     options.server.timing = { total: true, ...timing }
   }
 
+  if (isPureObject(options.serverMiddleware)) {
+    options.serverMiddleware = Object.entries(options.serverMiddleware)
+      .map(([ path, handler ]) => ({ path, handler }))
+  }
+
   return options
 }
diff --git a/packages/config/test/options.test.js b/packages/config/test/options.test.js
index 0f58aceb0290..87166c45c9b0 100644
--- a/packages/config/test/options.test.js
+++ b/packages/config/test/options.test.js
@@ -266,6 +266,18 @@ describe('config: options', () => {
   })
 })
 
+describe('config: serverMiddleware', () => {
+  test('should transform serverMiddleware hash', () => {
+    const serverMiddleware = {
+      '/resource': (req, res, next) => {
+      }
+    }
+    const config = getNuxtConfig({ serverMiddleware })
+    expect(config.serverMiddleware[0].path).toBe('/resource')
+    expect(config.serverMiddleware[0].handler).toBe(serverMiddleware['/resource'])
+  })
+})
+
 describe('config: router', () => {
   test('should sanitize router.base', () => {
     const config = getNuxtConfig({ router: { base: '/foo' } })