diff --git a/docs/standards/CVRF-CSAF.md b/docs/standards/CVRF-CSAF.md
index 72a295e..5c14673 100644
--- a/docs/standards/CVRF-CSAF.md
+++ b/docs/standards/CVRF-CSAF.md
@@ -6,6 +6,8 @@
     2. Product information considered relevant by the creator
     3. Vulnerability information and its relation to the products declared in 2.
 
+NOTE: The 2.0 version of the schema - which uses JSON schema instead of XML - is in development: https://github.com/oasis-tcs/csaf/tree/master/csaf_2.0/json_schema
+
 ## Document (Context) Schema Elements
 
 1. Title