diff --git a/ifa-0002.md b/ifa-0002.md
index f3d4870..4b3aa8d 100644
--- a/ifa-0002.md
+++ b/ifa-0002.md
@@ -104,6 +104,10 @@ The following item types are deprecated by this document and SHOULD NOT be used.
 
   - "i2p": The format proposed previously does not appear to make sense and includes extraneous fields. Since no actual implementations of that format are known, it has been deprecated in favour of a format more uniform with the "tor" item type.  
 
+Disclaimer
+----------
+Some item types described in this document may be subject to change in the future, as the requirements of the darknet technologies targeted become clearer. Permanent support for the item types described herein is not guaranteed.
+
 Changelog
 ---------