diff --git a/core/src/components/menu/readme.md b/core/src/components/menu/readme.md
index 716ea08564..2a596cc14d 100644
--- a/core/src/components/menu/readme.md
+++ b/core/src/components/menu/readme.md
@@ -423,7 +423,7 @@ export class MenuExample {
     </ion-content>
   </ion-menu>
 
-  <ion-router-outlet main></ion-router-outlet>
+  <ion-router-outlet id="main"></ion-router-outlet>
 </template>
 <style>
 .my-custom-menu {
diff --git a/core/src/components/menu/usage/vue.md b/core/src/components/menu/usage/vue.md
index a01341f0cb..a2996e2a55 100644
--- a/core/src/components/menu/usage/vue.md
+++ b/core/src/components/menu/usage/vue.md
@@ -51,7 +51,7 @@
     </ion-content>
   </ion-menu>
 
-  <ion-router-outlet main></ion-router-outlet>
+  <ion-router-outlet id="main"></ion-router-outlet>
 </template>
 <style>
 .my-custom-menu {