diff --git a/fundamentals/aot/diagnostics/Rdg8/Program.cs b/fundamentals/aot/diagnostics/Rdg8/Program.cs
index 3d3ddfe..7012e06 100644
--- a/fundamentals/aot/diagnostics/Rdg8/Program.cs
+++ b/fundamentals/aot/diagnostics/Rdg8/Program.cs
@@ -1,6 +1,7 @@
-#define RDG008F //RDG008F
+#define RDG008 //RDG008 RDG008F
 #if NEVER
 #elif RDG008
+// Sample code requires removing https from properties/launchsettings.json
 // <snippet_1>
 using System.Text.Json.Serialization;