diff --git a/doc/man/hush-cli.1 b/doc/man/hush-cli.1
index 6179f7d95..8f7861dbf 100644
--- a/doc/man/hush-cli.1
+++ b/doc/man/hush-cli.1
@@ -76,8 +76,11 @@ In order to ensure you are adequately protecting your privacy when using Hush,
please see .
Copyright (C) 2016-2021 Duke Leto and The Hush Developers
+
Copyright (C) 2016-2020 jl777 and SuperNET developers
+
Copyright (C) 2016-2018 The Zcash developers
+
Copyright (C) 2009-2014 The Bitcoin Core developers
This is experimental Free Software! Fuck Yeah!!!!!
diff --git a/doc/man/hush-tx.1 b/doc/man/hush-tx.1
index 54149df40..7b1124b70 100644
--- a/doc/man/hush-tx.1
+++ b/doc/man/hush-tx.1
@@ -89,8 +89,11 @@ In order to ensure you are adequately protecting your privacy when using Hush,
please see .
Copyright (C) 2016-2021 Duke Leto and The Hush Developers
+
Copyright (C) 2016-2020 jl777 and SuperNET developers
+
Copyright (C) 2016-2018 The Zcash developers
+
Copyright (C) 2009-2014 The Bitcoin Core developers
This is experimental Free Software! Fuck Yeah!!!!!
diff --git a/doc/man/hushd.1 b/doc/man/hushd.1
index f5c1dd68e..539f544be 100644
--- a/doc/man/hushd.1
+++ b/doc/man/hushd.1
@@ -713,8 +713,11 @@ In order to ensure you are adequately protecting your privacy when using Hush,
please see .
Copyright (C) 2016-2021 Duke Leto and The Hush Developers
+
Copyright (C) 2016-2020 jl777 and SuperNET developers
+
Copyright (C) 2016-2018 The Zcash developers
+
Copyright (C) 2009-2014 The Bitcoin Core developers
This is experimental Free Software! Fuck Yeah!!!!!