diff --git a/4-WebApp-your-API/4-1-MyOrg/TodoListService/appsettings.json b/4-WebApp-your-API/4-1-MyOrg/TodoListService/appsettings.json
index 22ae9a41..43d9c571 100644
--- a/4-WebApp-your-API/4-1-MyOrg/TodoListService/appsettings.json
+++ b/4-WebApp-your-API/4-1-MyOrg/TodoListService/appsettings.json
@@ -9,7 +9,7 @@
   "Kestrel": {
     "Endpoints": {
       "Http": {
-        "Url": "http://localhost:44351"
+        "Url": "https://localhost:44351"
       }
     }
   },