diff --git a/README.md b/README.md
index f471ad8..fdf61f9 100644
--- a/README.md
+++ b/README.md
@@ -9,6 +9,8 @@
 
 This CloudFormation template helps you model and set up Kong's resources in AWS easily.
 
+Note: For Kong's version older than 0.4.2 switch to tag 1.0.0
+
 ## Summary
 
 You have option to chose between two templates: