diff --git a/Developer-Guide.md b/Developer-Guide.md
index 4bd36f28f4..da4dfb641c 100644
--- a/Developer-Guide.md
+++ b/Developer-Guide.md
@@ -27,7 +27,7 @@
 
 # Warning
 
-This document is written **specifically for developers**.
+This document is written **specifically for developers**: it is not intended for end users.
 
 # Assumptions