diff --git a/README.md b/README.md
index 352706c97..9ca1e5a4b 100644
--- a/README.md
+++ b/README.md
@@ -4,7 +4,7 @@ This project was generated with [Angular CLI](https://github.com/angular/angular
 
 ## Development server
 
-Run `ng serve` for a dev server. Navigate to `http://localhost:4200/`. The app will automatically reload if you change any of the source files.
+Run `ng serve --ssl` for a dev server. Navigate to `https://localhost:4200/`. The app will automatically reload if you change any of the source files.
 
 ## Code scaffolding