diff --git a/src/txmempool.cpp b/src/txmempool.cpp
index 84d416f96..6a9f29ca2 100644
--- a/src/txmempool.cpp
+++ b/src/txmempool.cpp
@@ -1,5 +1,7 @@
 // Copyright (c) 2009-2010 Satoshi Nakamoto
 // Copyright (c) 2009-2014 The Bitcoin Core developers
+// Copyright (c) 2019-2020 The Hush developers
+
 // Distributed under the MIT software license, see the accompanying
 // file COPYING or http://www.opensource.org/licenses/mit-license.php.
 
diff --git a/src/txmempool.h b/src/txmempool.h
index b73ff4b39..70eae0b92 100644
--- a/src/txmempool.h
+++ b/src/txmempool.h
@@ -1,5 +1,6 @@
 // Copyright (c) 2009-2010 Satoshi Nakamoto
 // Copyright (c) 2009-2014 The Bitcoin Core developers
+// Copyright (c) 2019-2020 The Hush developers
 // Distributed under the MIT software license, see the accompanying
 // file COPYING or http://www.opensource.org/licenses/mit-license.php.