diff --git a/hip-0304.md b/hip-0304.md
index 94601c5..2c74f30 100644
--- a/hip-0304.md
+++ b/hip-0304.md
@@ -16,7 +16,7 @@ The key words "MUST", "MUST NOT", and "MAY" in this document are to be interpret
 
 # Abstract
 
-This is an xxx HIP describing signed Sapling messages.
+This is HIP304 describing signed Sapling messages, allowing authenticated delivery of memos.
 
 # Motivation