diff --git a/bip-0000.mediawiki b/bip-0000.mediawiki
index 8d99817159..cb363b3089 100644
--- a/bip-0000.mediawiki
+++ b/bip-0000.mediawiki
@@ -168,6 +168,8 @@ A silent payment address is constructed in the following manner:
*** The character "q", to represent a silent payment address of version 0
*** The 64 byte concatenation of the receiver's public keys, ''Bscan || Bm''
+Note: [https://github.com/bitcoin/bips/blob/master/bip-0173.mediawiki] imposes a 90 character for bech32 strings, whereas a silent payment address requires 115 characters.
+
=== Outpoints hash ===
The sender and receiver MUST calculate an outpoints hash for the transaction in the following manner: