diff --git a/Description.md b/Description.md
index ab9b8a6..d370660 100644
--- a/Description.md
+++ b/Description.md
@@ -17,8 +17,8 @@ Below is a concise, step‑by‑step verifier procedure and the verification for
 ## Verifier terminology
 
 * $taggedhash$ - domain-separated SHA-256 hash, bytes concatenated.
-* $G$ - generator base point for the elliptic curve.
-* $H_{\text{agg}}$ - description here.
+* $G$ - generator base point of the elliptic curve.
+* $H_{\text{agg}}$ - aggregated public key.
 * $m$ - number of missing signers.
 
 ## Verifier inputs