diff --git a/LocalStack/README.md b/LocalStack/README.md
index c416f30..bd6a186 100644
--- a/LocalStack/README.md
+++ b/LocalStack/README.md
@@ -64,4 +64,6 @@ For example, vpc with ipv6 could not be created. It failed with the following er
 
 Also, ec2 instance's associate_public_ip_address attribute is always set to true, despite
 it is set to false in my code. This caused the instance to be redeployed everytime terraform
-apply is ran.
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+apply is ran.
+
+The free edition of LocalStack does not include rds support
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