diff --git a/src/addrman.cpp b/src/addrman.cpp
index 56ac9ca12ca..acd0d467900 100644
--- a/src/addrman.cpp
+++ b/src/addrman.cpp
@@ -1,6 +1,6 @@
 // Copyright (c) 2012 Pieter Wuille
 // Distributed under the MIT/X11 software license, see the accompanying
-// file license.txt or http://www.opensource.org/licenses/mit-license.php.
+// file COPYING or http://www.opensource.org/licenses/mit-license.php.
 
 #include "addrman.h"
 
diff --git a/src/addrman.h b/src/addrman.h
index a1275da2d50..b996839e3c8 100644
--- a/src/addrman.h
+++ b/src/addrman.h
@@ -1,6 +1,6 @@
 // Copyright (c) 2012 Pieter Wuille
 // Distributed under the MIT/X11 software license, see the accompanying
-// file license.txt or http://www.opensource.org/licenses/mit-license.php.
+// file COPYING or http://www.opensource.org/licenses/mit-license.php.
 #ifndef _BITCOIN_ADDRMAN
 #define _BITCOIN_ADDRMAN 1
 
diff --git a/src/allocators.h b/src/allocators.h
index fa9534bc525..4b3356e874e 100644
--- a/src/allocators.h
+++ b/src/allocators.h
@@ -1,7 +1,7 @@
 // Copyright (c) 2009-2010 Satoshi Nakamoto
 // Copyright (c) 2009-2012 The Bitcoin developers
 // Distributed under the MIT/X11 software license, see the accompanying
-// file license.txt or http://www.opensource.org/licenses/mit-license.php.
+// file COPYING or http://www.opensource.org/licenses/mit-license.php.
 #ifndef BITCOIN_ALLOCATORS_H
 #define BITCOIN_ALLOCATORS_H
 
diff --git a/src/base58.h b/src/base58.h
index 1391a13e0ef..a4ff35c4a8c 100644
--- a/src/base58.h
+++ b/src/base58.h
@@ -1,7 +1,7 @@
 // Copyright (c) 2009-2010 Satoshi Nakamoto
 // Copyright (c) 2009-2012 The Bitcoin Developers
 // Distributed under the MIT/X11 software license, see the accompanying
-// file license.txt or http://www.opensource.org/licenses/mit-license.php.
+// file COPYING or http://www.opensource.org/licenses/mit-license.php.
 
 
 //
diff --git a/src/bignum.h b/src/bignum.h
index f0971e8850c..307017b0ab7 100644
--- a/src/bignum.h
+++ b/src/bignum.h
@@ -1,7 +1,7 @@
 // Copyright (c) 2009-2010 Satoshi Nakamoto
 // Copyright (c) 2009-2012 The Bitcoin developers
 // Distributed under the MIT/X11 software license, see the accompanying
-// file license.txt or http://www.opensource.org/licenses/mit-license.php.
+// file COPYING or http://www.opensource.org/licenses/mit-license.php.
 #ifndef BITCOIN_BIGNUM_H
 #define BITCOIN_BIGNUM_H
 
diff --git a/src/bitcoinrpc.cpp b/src/bitcoinrpc.cpp
index 6c51bad6dbb..24fa97588c9 100644
--- a/src/bitcoinrpc.cpp
+++ b/src/bitcoinrpc.cpp
@@ -1,7 +1,7 @@
 // Copyright (c) 2010 Satoshi Nakamoto
 // Copyright (c) 2009-2012 The Bitcoin developers
 // Distributed under the MIT/X11 software license, see the accompanying
-// file license.txt or http://www.opensource.org/licenses/mit-license.php.
+// file COPYING or http://www.opensource.org/licenses/mit-license.php.
 
 #include "main.h"
 #include "wallet.h"
diff --git a/src/bitcoinrpc.h b/src/bitcoinrpc.h
index ed5974578cb..0df6495818d 100644
--- a/src/bitcoinrpc.h
+++ b/src/bitcoinrpc.h
@@ -1,7 +1,7 @@
 // Copyright (c) 2010 Satoshi Nakamoto
 // Copyright (c) 2009-2012 The Bitcoin developers
 // Distributed under the MIT/X11 software license, see the accompanying
-// file license.txt or http://www.opensource.org/licenses/mit-license.php.
+// file COPYING or http://www.opensource.org/licenses/mit-license.php.
 
 #ifndef _BITCOINRPC_H_
 #define _BITCOINRPC_H_ 1
diff --git a/src/checkpoints.cpp b/src/checkpoints.cpp
index cf56fa06953..6679bc93d47 100644
--- a/src/checkpoints.cpp
+++ b/src/checkpoints.cpp
@@ -1,6 +1,6 @@
 // Copyright (c) 2009-2012 The Bitcoin developers
 // Distributed under the MIT/X11 software license, see the accompanying
-// file license.txt or http://www.opensource.org/licenses/mit-license.php.
+// file COPYING or http://www.opensource.org/licenses/mit-license.php.
 
 #include <boost/assign/list_of.hpp> // for 'map_list_of()'
 #include <boost/foreach.hpp>
diff --git a/src/checkpoints.h b/src/checkpoints.h
index 5d3228f3fc2..70e936564c4 100644
--- a/src/checkpoints.h
+++ b/src/checkpoints.h
@@ -1,6 +1,6 @@
 // Copyright (c) 2009-2012 The Bitcoin developers
 // Distributed under the MIT/X11 software license, see the accompanying
-// file license.txt or http://www.opensource.org/licenses/mit-license.php.
+// file COPYING or http://www.opensource.org/licenses/mit-license.php.
 #ifndef BITCOIN_CHECKPOINT_H
 #define  BITCOIN_CHECKPOINT_H
 
diff --git a/src/compat.h b/src/compat.h
index 804a8141b54..79ebb9323a6 100644
--- a/src/compat.h
+++ b/src/compat.h
@@ -1,7 +1,7 @@
 // Copyright (c) 2009-2010 Satoshi Nakamoto
 // Copyright (c) 2009-2012 The Bitcoin developers
 // Distributed under the MIT/X11 software license, see the accompanying
-// file license.txt or http://www.opensource.org/licenses/mit-license.php.
+// file COPYING or http://www.opensource.org/licenses/mit-license.php.
 #ifndef _BITCOIN_COMPAT_H
 #define _BITCOIN_COMPAT_H 1
 
diff --git a/src/db.cpp b/src/db.cpp
index 50f08916261..90442f77f22 100644
--- a/src/db.cpp
+++ b/src/db.cpp
@@ -1,7 +1,7 @@
 // Copyright (c) 2009-2010 Satoshi Nakamoto
 // Copyright (c) 2009-2012 The Bitcoin developers
 // Distributed under the MIT/X11 software license, see the accompanying
-// file license.txt or http://www.opensource.org/licenses/mit-license.php.
+// file COPYING or http://www.opensource.org/licenses/mit-license.php.
 
 #include "db.h"
 #include "util.h"
diff --git a/src/db.h b/src/db.h
index 0ff06e40a87..b8fc4db512a 100644
--- a/src/db.h
+++ b/src/db.h
@@ -1,7 +1,7 @@
 // Copyright (c) 2009-2010 Satoshi Nakamoto
 // Copyright (c) 2009-2012 The Bitcoin developers
 // Distributed under the MIT/X11 software license, see the accompanying
-// file license.txt or http://www.opensource.org/licenses/mit-license.php.
+// file COPYING or http://www.opensource.org/licenses/mit-license.php.
 #ifndef BITCOIN_DB_H
 #define BITCOIN_DB_H
 
diff --git a/src/init.cpp b/src/init.cpp
index 0ddcd558a19..4e193ffe3cb 100644
--- a/src/init.cpp
+++ b/src/init.cpp
@@ -1,7 +1,7 @@
 // Copyright (c) 2009-2010 Satoshi Nakamoto
 // Copyright (c) 2009-2012 The Bitcoin developers
 // Distributed under the MIT/X11 software license, see the accompanying
-// file license.txt or http://www.opensource.org/licenses/mit-license.php.
+// file COPYING or http://www.opensource.org/licenses/mit-license.php.
 #include "db.h"
 #include "walletdb.h"
 #include "bitcoinrpc.h"
diff --git a/src/init.h b/src/init.h
index 970527c7ce5..6159ededa57 100644
--- a/src/init.h
+++ b/src/init.h
@@ -1,7 +1,7 @@
 // Copyright (c) 2009-2010 Satoshi Nakamoto
 // Copyright (c) 2009-2012 The Bitcoin developers
 // Distributed under the MIT/X11 software license, see the accompanying
-// file license.txt or http://www.opensource.org/licenses/mit-license.php.
+// file COPYING or http://www.opensource.org/licenses/mit-license.php.
 #ifndef BITCOIN_INIT_H
 #define BITCOIN_INIT_H
 
diff --git a/src/irc.cpp b/src/irc.cpp
index f21772ac1fb..1049188411a 100644
--- a/src/irc.cpp
+++ b/src/irc.cpp
@@ -1,7 +1,7 @@
 // Copyright (c) 2009-2010 Satoshi Nakamoto
 // Copyright (c) 2009-2012 The Bitcoin developers
 // Distributed under the MIT/X11 software license, see the accompanying
-// file license.txt or http://www.opensource.org/licenses/mit-license.php.
+// file COPYING or http://www.opensource.org/licenses/mit-license.php.
 
 #include "irc.h"
 #include "net.h"
diff --git a/src/irc.h b/src/irc.h
index a6073199ec2..119aeb3fdae 100644
--- a/src/irc.h
+++ b/src/irc.h
@@ -1,7 +1,7 @@
 // Copyright (c) 2009-2010 Satoshi Nakamoto
 // Copyright (c) 2009-2012 The Bitcoin developers
 // Distributed under the MIT/X11 software license, see the accompanying
-// file license.txt or http://www.opensource.org/licenses/mit-license.php.
+// file COPYING or http://www.opensource.org/licenses/mit-license.php.
 #ifndef BITCOIN_IRC_H
 #define BITCOIN_IRC_H
 
diff --git a/src/key.cpp b/src/key.cpp
index e0844412d9b..dab1eed2eb2 100644
--- a/src/key.cpp
+++ b/src/key.cpp
@@ -1,6 +1,6 @@
 // Copyright (c) 2009-2012 The Bitcoin developers
 // Distributed under the MIT/X11 software license, see the accompanying
-// file license.txt or http://www.opensource.org/licenses/mit-license.php.
+// file COPYING or http://www.opensource.org/licenses/mit-license.php.
 
 #include <openssl/ec.h>
 #include <openssl/ecdsa.h>
diff --git a/src/key.h b/src/key.h
index 1579cdc40a1..f687f334cee 100644
--- a/src/key.h
+++ b/src/key.h
@@ -1,7 +1,7 @@
 // Copyright (c) 2009-2010 Satoshi Nakamoto
 // Copyright (c) 2009-2012 The Bitcoin developers
 // Distributed under the MIT/X11 software license, see the accompanying
-// file license.txt or http://www.opensource.org/licenses/mit-license.php.
+// file COPYING or http://www.opensource.org/licenses/mit-license.php.
 #ifndef BITCOIN_KEY_H
 #define BITCOIN_KEY_H
 
diff --git a/src/keystore.cpp b/src/keystore.cpp
index bdeae301356..c56e820e0ff 100644
--- a/src/keystore.cpp
+++ b/src/keystore.cpp
@@ -1,7 +1,7 @@
 // Copyright (c) 2009-2010 Satoshi Nakamoto
 // Copyright (c) 2009-2012 The Bitcoin developers
 // Distributed under the MIT/X11 software license, see the accompanying
-// file license.txt or http://www.opensource.org/licenses/mit-license.php.
+// file COPYING or http://www.opensource.org/licenses/mit-license.php.
 
 #include "keystore.h"
 #include "script.h"
diff --git a/src/keystore.h b/src/keystore.h
index 6b5d01cfa53..479d6c5a2ef 100644
--- a/src/keystore.h
+++ b/src/keystore.h
@@ -1,7 +1,7 @@
 // Copyright (c) 2009-2010 Satoshi Nakamoto
 // Copyright (c) 2009-2012 The Bitcoin developers
 // Distributed under the MIT/X11 software license, see the accompanying
-// file license.txt or http://www.opensource.org/licenses/mit-license.php.
+// file COPYING or http://www.opensource.org/licenses/mit-license.php.
 #ifndef BITCOIN_KEYSTORE_H
 #define BITCOIN_KEYSTORE_H
 
diff --git a/src/main.cpp b/src/main.cpp
index e62331debfc..9b38d9efba4 100644
--- a/src/main.cpp
+++ b/src/main.cpp
@@ -1,7 +1,8 @@
 // Copyright (c) 2009-2010 Satoshi Nakamoto
 // Copyright (c) 2009-2012 The Bitcoin developers
 // Distributed under the MIT/X11 software license, see the accompanying
-// file license.txt or http://www.opensource.org/licenses/mit-license.php.
+// file COPYING or http://www.opensource.org/licenses/mit-license.php.
+
 #include "checkpoints.h"
 #include "db.h"
 #include "net.h"
diff --git a/src/main.h b/src/main.h
index f4a9759d767..ac5ba254ce7 100644
--- a/src/main.h
+++ b/src/main.h
@@ -1,7 +1,7 @@
 // Copyright (c) 2009-2010 Satoshi Nakamoto
 // Copyright (c) 2009-2012 The Bitcoin developers
 // Distributed under the MIT/X11 software license, see the accompanying
-// file license.txt or http://www.opensource.org/licenses/mit-license.php.
+// file COPYING or http://www.opensource.org/licenses/mit-license.php.
 #ifndef BITCOIN_MAIN_H
 #define BITCOIN_MAIN_H
 
diff --git a/src/mruset.h b/src/mruset.h
index b21f18563c9..ad2e160d3a6 100644
--- a/src/mruset.h
+++ b/src/mruset.h
@@ -1,6 +1,6 @@
 // Copyright (c) 2012 The Bitcoin developers
 // Distributed under the MIT/X11 software license, see the accompanying
-// file license.txt or http://www.opensource.org/licenses/mit-license.php.
+// file COPYING or http://www.opensource.org/licenses/mit-license.php.
 #ifndef BITCOIN_MRUSET_H
 #define BITCOIN_MRUSET_H
 
diff --git a/src/net.cpp b/src/net.cpp
index 8eff9cbe789..4c795554a99 100644
--- a/src/net.cpp
+++ b/src/net.cpp
@@ -1,7 +1,7 @@
 // Copyright (c) 2009-2010 Satoshi Nakamoto
 // Copyright (c) 2009-2012 The Bitcoin developers
 // Distributed under the MIT/X11 software license, see the accompanying
-// file license.txt or http://www.opensource.org/licenses/mit-license.php.
+// file COPYING or http://www.opensource.org/licenses/mit-license.php.
 
 #include "irc.h"
 #include "db.h"
diff --git a/src/net.h b/src/net.h
index fcb5824d8a6..8075328b137 100644
--- a/src/net.h
+++ b/src/net.h
@@ -1,7 +1,7 @@
 // Copyright (c) 2009-2010 Satoshi Nakamoto
 // Copyright (c) 2009-2012 The Bitcoin developers
 // Distributed under the MIT/X11 software license, see the accompanying
-// file license.txt or http://www.opensource.org/licenses/mit-license.php.
+// file COPYING or http://www.opensource.org/licenses/mit-license.php.
 #ifndef BITCOIN_NET_H
 #define BITCOIN_NET_H
 
diff --git a/src/netbase.cpp b/src/netbase.cpp
index 3fe42a7a743..7de06eaef8d 100644
--- a/src/netbase.cpp
+++ b/src/netbase.cpp
@@ -1,7 +1,7 @@
 // Copyright (c) 2009-2010 Satoshi Nakamoto
 // Copyright (c) 2009-2012 The Bitcoin developers
 // Distributed under the MIT/X11 software license, see the accompanying
-// file license.txt or http://www.opensource.org/licenses/mit-license.php.
+// file COPYING or http://www.opensource.org/licenses/mit-license.php.
 
 #include "netbase.h"
 #include "util.h"
diff --git a/src/netbase.h b/src/netbase.h
index 514a1ae950b..2cbc8bd8a26 100644
--- a/src/netbase.h
+++ b/src/netbase.h
@@ -1,6 +1,6 @@
 // Copyright (c) 2009-2012 The Bitcoin developers
 // Distributed under the MIT/X11 software license, see the accompanying
-// file license.txt or http://www.opensource.org/licenses/mit-license.php.
+// file COPYING or http://www.opensource.org/licenses/mit-license.php.
 #ifndef BITCOIN_NETBASE_H
 #define BITCOIN_NETBASE_H
 
diff --git a/src/noui.cpp b/src/noui.cpp
index 57f53b1c0d1..3ba7e729f56 100644
--- a/src/noui.cpp
+++ b/src/noui.cpp
@@ -1,7 +1,7 @@
 // Copyright (c) 2010 Satoshi Nakamoto
 // Copyright (c) 2009-2012 The Bitcoin developers
 // Distributed under the MIT/X11 software license, see the accompanying
-// file license.txt or http://www.opensource.org/licenses/mit-license.php.
+// file COPYING or http://www.opensource.org/licenses/mit-license.php.
 #include "ui_interface.h"
 #include "init.h"
 #include "bitcoinrpc.h"
diff --git a/src/protocol.cpp b/src/protocol.cpp
index fda31966f2c..d6e340e366f 100644
--- a/src/protocol.cpp
+++ b/src/protocol.cpp
@@ -1,7 +1,7 @@
 // Copyright (c) 2009-2010 Satoshi Nakamoto
 // Copyright (c) 2009-2012 The Bitcoin developers
 // Distributed under the MIT/X11 software license, see the accompanying
-// file license.txt or http://www.opensource.org/licenses/mit-license.php.
+// file COPYING or http://www.opensource.org/licenses/mit-license.php.
 
 #include "protocol.h"
 #include "util.h"
diff --git a/src/protocol.h b/src/protocol.h
index f7331c19233..b516f1b897c 100644
--- a/src/protocol.h
+++ b/src/protocol.h
@@ -1,7 +1,7 @@
 // Copyright (c) 2009-2010 Satoshi Nakamoto
 // Copyright (c) 2009-2012 The Bitcoin developers
 // Distributed under the MIT/X11 software license, see the accompanying
-// file license.txt or http://www.opensource.org/licenses/mit-license.php.
+// file COPYING or http://www.opensource.org/licenses/mit-license.php.
 
 #ifndef __cplusplus
 # error This header can only be compiled as C++.
diff --git a/src/rpcdump.cpp b/src/rpcdump.cpp
index 9f5693a8bd9..5fa24f638d5 100644
--- a/src/rpcdump.cpp
+++ b/src/rpcdump.cpp
@@ -1,6 +1,6 @@
 // Copyright (c) 2009-2012 Bitcoin Developers
 // Distributed under the MIT/X11 software license, see the accompanying
-// file license.txt or http://www.opensource.org/licenses/mit-license.php.
+// file COPYING or http://www.opensource.org/licenses/mit-license.php.
 
 #include "init.h" // for pwalletMain
 #include "bitcoinrpc.h"
diff --git a/src/script.cpp b/src/script.cpp
index 0b103a80bc2..f7c2d316f2f 100644
--- a/src/script.cpp
+++ b/src/script.cpp
@@ -1,7 +1,7 @@
 // Copyright (c) 2009-2010 Satoshi Nakamoto
 // Copyright (c) 2009-2012 The Bitcoin developers
 // Distributed under the MIT/X11 software license, see the accompanying
-// file license.txt or http://www.opensource.org/licenses/mit-license.php.
+// file COPYING or http://www.opensource.org/licenses/mit-license.php.
 #include <boost/foreach.hpp>
 
 using namespace std;
diff --git a/src/script.h b/src/script.h
index e41e09b6b30..5397a1972fd 100644
--- a/src/script.h
+++ b/src/script.h
@@ -1,7 +1,7 @@
 // Copyright (c) 2009-2010 Satoshi Nakamoto
 // Copyright (c) 2009-2012 The Bitcoin developers
 // Distributed under the MIT/X11 software license, see the accompanying
-// file license.txt or http://www.opensource.org/licenses/mit-license.php.
+// file COPYING or http://www.opensource.org/licenses/mit-license.php.
 #ifndef H_BITCOIN_SCRIPT
 #define H_BITCOIN_SCRIPT
 
diff --git a/src/serialize.h b/src/serialize.h
index fe2aebe7f5c..349a40bfe88 100644
--- a/src/serialize.h
+++ b/src/serialize.h
@@ -1,7 +1,7 @@
 // Copyright (c) 2009-2010 Satoshi Nakamoto
 // Copyright (c) 2009-2012 The Bitcoin developers
 // Distributed under the MIT/X11 software license, see the accompanying
-// file license.txt or http://www.opensource.org/licenses/mit-license.php.
+// file COPYING or http://www.opensource.org/licenses/mit-license.php.
 #ifndef BITCOIN_SERIALIZE_H
 #define BITCOIN_SERIALIZE_H
 
diff --git a/src/sync.cpp b/src/sync.cpp
index d8d86d525e7..f2403a43f27 100644
--- a/src/sync.cpp
+++ b/src/sync.cpp
@@ -1,6 +1,6 @@
 // Copyright (c) 2011-2012 The Bitcoin developers
 // Distributed under the MIT/X11 software license, see the accompanying
-// file license.txt or http://www.opensource.org/licenses/mit-license.php.
+// file COPYING or http://www.opensource.org/licenses/mit-license.php.
 
 #include "sync.h"
 #include "util.h"
diff --git a/src/sync.h b/src/sync.h
index 1604338fb66..dffe4f6ee8a 100644
--- a/src/sync.h
+++ b/src/sync.h
@@ -1,7 +1,7 @@
 // Copyright (c) 2009-2010 Satoshi Nakamoto
 // Copyright (c) 2009-2012 The Bitcoin developers
 // Distributed under the MIT/X11 software license, see the accompanying
-// file license.txt or http://www.opensource.org/licenses/mit-license.php.
+// file COPYING or http://www.opensource.org/licenses/mit-license.php.
 #ifndef BITCOIN_SYNC_H
 #define BITCOIN_SYNC_H
 
diff --git a/src/ui_interface.h b/src/ui_interface.h
index 711a56d5eca..b94446cc20c 100644
--- a/src/ui_interface.h
+++ b/src/ui_interface.h
@@ -1,6 +1,6 @@
 // Copyright (c) 2010 Satoshi Nakamoto
 // Distributed under the MIT/X11 software license, see the accompanying
-// file license.txt or http://www.opensource.org/licenses/mit-license.php.
+// file COPYING or http://www.opensource.org/licenses/mit-license.php.
 #ifndef BITCOIN_UI_INTERFACE_H
 #define BITCOIN_UI_INTERFACE_H
 
diff --git a/src/uint256.h b/src/uint256.h
index 9966a14ed7d..fc5ed265920 100644
--- a/src/uint256.h
+++ b/src/uint256.h
@@ -1,7 +1,7 @@
 // Copyright (c) 2009-2010 Satoshi Nakamoto
 // Copyright (c) 2009-2012 The Bitcoin developers
 // Distributed under the MIT/X11 software license, see the accompanying
-// file license.txt or http://www.opensource.org/licenses/mit-license.php.
+// file COPYING or http://www.opensource.org/licenses/mit-license.php.
 #ifndef BITCOIN_UINT256_H
 #define BITCOIN_UINT256_H
 
diff --git a/src/util.cpp b/src/util.cpp
index 108f33b78e8..a82625c84d8 100644
--- a/src/util.cpp
+++ b/src/util.cpp
@@ -1,7 +1,7 @@
 // Copyright (c) 2009-2010 Satoshi Nakamoto
 // Copyright (c) 2009-2012 The Bitcoin developers
 // Distributed under the MIT/X11 software license, see the accompanying
-// file license.txt or http://www.opensource.org/licenses/mit-license.php.
+// file COPYING or http://www.opensource.org/licenses/mit-license.php.
 
 #include "util.h"
 #include "sync.h"
diff --git a/src/util.h b/src/util.h
index b90cb43eec2..fde695d1234 100644
--- a/src/util.h
+++ b/src/util.h
@@ -1,7 +1,7 @@
 // Copyright (c) 2009-2010 Satoshi Nakamoto
 // Copyright (c) 2009-2012 The Bitcoin developers
 // Distributed under the MIT/X11 software license, see the accompanying
-// file license.txt or http://www.opensource.org/licenses/mit-license.php.
+// file COPYING or http://www.opensource.org/licenses/mit-license.php.
 #ifndef BITCOIN_UTIL_H
 #define BITCOIN_UTIL_H
 
diff --git a/src/version.cpp b/src/version.cpp
index 0c1e8bfa802..60b7aae2e59 100644
--- a/src/version.cpp
+++ b/src/version.cpp
@@ -1,6 +1,6 @@
 // Copyright (c) 2012 The Bitcoin developers
 // Distributed under the MIT/X11 software license, see the accompanying
-// file license.txt or http://www.opensource.org/licenses/mit-license.php.
+// file COPYING or http://www.opensource.org/licenses/mit-license.php.
 #include <string>
 
 #include "version.h"
diff --git a/src/version.h b/src/version.h
index 7859fb2dcd4..c0d53e8b918 100644
--- a/src/version.h
+++ b/src/version.h
@@ -1,6 +1,6 @@
 // Copyright (c) 2012 The Bitcoin developers
 // Distributed under the MIT/X11 software license, see the accompanying
-// file license.txt or http://www.opensource.org/licenses/mit-license.php.
+// file COPYING or http://www.opensource.org/licenses/mit-license.php.
 #ifndef BITCOIN_VERSION_H
 #define BITCOIN_VERSION_H
 
diff --git a/src/wallet.cpp b/src/wallet.cpp
index d67cdf4b712..62f663c0dce 100644
--- a/src/wallet.cpp
+++ b/src/wallet.cpp
@@ -1,7 +1,7 @@
 // Copyright (c) 2009-2010 Satoshi Nakamoto
 // Copyright (c) 2009-2012 The Bitcoin developers
 // Distributed under the MIT/X11 software license, see the accompanying
-// file license.txt or http://www.opensource.org/licenses/mit-license.php.
+// file COPYING or http://www.opensource.org/licenses/mit-license.php.
 
 #include "wallet.h"
 #include "walletdb.h"
diff --git a/src/wallet.h b/src/wallet.h
index 55deffdde27..57633c4aa32 100644
--- a/src/wallet.h
+++ b/src/wallet.h
@@ -1,7 +1,7 @@
 // Copyright (c) 2009-2010 Satoshi Nakamoto
 // Copyright (c) 2009-2012 The Bitcoin developers
 // Distributed under the MIT/X11 software license, see the accompanying
-// file license.txt or http://www.opensource.org/licenses/mit-license.php.
+// file COPYING or http://www.opensource.org/licenses/mit-license.php.
 #ifndef BITCOIN_WALLET_H
 #define BITCOIN_WALLET_H
 
diff --git a/src/walletdb.cpp b/src/walletdb.cpp
index 7849828a51d..86cab4ab2b5 100644
--- a/src/walletdb.cpp
+++ b/src/walletdb.cpp
@@ -1,7 +1,7 @@
 // Copyright (c) 2009-2010 Satoshi Nakamoto
 // Copyright (c) 2009-2012 The Bitcoin developers
 // Distributed under the MIT/X11 software license, see the accompanying
-// file license.txt or http://www.opensource.org/licenses/mit-license.php.
+// file COPYING or http://www.opensource.org/licenses/mit-license.php.
 
 #include "walletdb.h"
 #include "wallet.h"
diff --git a/src/walletdb.h b/src/walletdb.h
index 46ba7967ca1..dee17502628 100644
--- a/src/walletdb.h
+++ b/src/walletdb.h
@@ -1,7 +1,7 @@
 // Copyright (c) 2009-2010 Satoshi Nakamoto
 // Copyright (c) 2009-2012 The Bitcoin developers
 // Distributed under the MIT/X11 software license, see the accompanying
-// file license.txt or http://www.opensource.org/licenses/mit-license.php.
+// file COPYING or http://www.opensource.org/licenses/mit-license.php.
 #ifndef BITCOIN_WALLETDB_H
 #define BITCOIN_WALLETDB_H