diff --git a/README.md b/README.md
index 6d94db2..298c3b3 100644
--- a/README.md
+++ b/README.md
@@ -4,7 +4,7 @@ No code is the best way to write secure and reliable applications. Write nothing
 
 ## Getting Started
 
-Start by not writing any code.
+Start by not writing any code.  Upgrading previous versions might require removing all code.
 
 ```