diff --git a/README.md b/README.md
index 9b4f51b..1231144 100644
--- a/README.md
+++ b/README.md
@@ -8,7 +8,10 @@
 ## Introduction
 
 This module provides a simple math protection mechanism for prevent spam on your 
-forms. It will ask the user to complete an equation such as 1 + 1.
+forms. It will ask the user to complete an equation such as "three plus seven".
+
+Note that while the challenge is written in natural language to make it a bit harder to parse for bots,
+its by no means a comprehensive solution to avoiding spam.
 
 Includes an EditableMathSpamField to integrate with the UserForms module.