diff --git a/docs/2.guide/3.going-further/8.custom-routing.md b/docs/2.guide/3.going-further/8.custom-routing.md
index 3d88d20c03..b3e408c2a3 100644
--- a/docs/2.guide/3.going-further/8.custom-routing.md
+++ b/docs/2.guide/3.going-further/8.custom-routing.md
@@ -105,7 +105,7 @@ export default defineNuxtConfig({
       const resolver = createResolver(import.meta.url)
       // add a route
       files.push({
-        path: resolver.resolve('./runtime/app/router-options')
+        path: resolver.resolve('./runtime/app/router-options'),
         optional: true
       })
     }