diff --git a/lib/core/renderer.js b/lib/core/renderer.js
index 6a15f61ffd..4d103cb9cf 100644
--- a/lib/core/renderer.js
+++ b/lib/core/renderer.js
@@ -171,16 +171,25 @@ export default class Renderer extends Tapable {
 
   useMiddleware (m) {
     // Resolve
+    const $m = m
+    let src
     if (typeof m === 'string') {
-      m = require(this.nuxt.resolvePath(m))
+      src = this.nuxt.resolvePath(m)
+      m = require(src)
     }
-    // Handler
-    if (m && typeof m.handler === 'string') {
-      m.handler = require(this.nuxt.resolvePath(m.handler))
+    if (typeof m.handler === 'string') {
+      src = this.nuxt.resolvePath(m.handler)
+      m.handler = require(src)
     }
-    // Use middleware
+
     const handler = m.handler || m
     const path = (this.options.router.base + (m.path ? m.path : '')).replace(/\/\//g, '/')
+
+    // Inject $src and $m to final handler
+    if (src) handler.$src = src
+    handler.$m = $m
+
+    // Use middleware
     this.app.use(path, handler)
   }