diff --git a/README.md b/README.md
index 7fdf0da..bb69c6b 100644
--- a/README.md
+++ b/README.md
@@ -68,6 +68,7 @@ You can test this with [open-iscsi](http://www.open-iscsi.com/) or [libiscsi](ht
 * Homepage (p3)
 * More test cases (p2)
 * Docker image (p3)
+* IDM implementation (p3) https://tools.ietf.org/html/rfc5047
 
 ## Contributing