diff --git a/src/addrman.cpp b/src/addrman.cpp
index 56ac9ca12..acd0d4679 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 a1275da2d..b996839e3 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 fa9534bc5..4b3356e87 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 1391a13e0..a4ff35c4a 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 f0971e885..307017b0a 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 6c51bad6d..24fa97588 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 ed5974578..0df649581 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 cf56fa069..6679bc93d 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 5d3228f3f..70e936564 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 804a8141b..79ebb9323 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 50f089162..90442f77f 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 0ff06e40a..b8fc4db51 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 0ddcd558a..4e193ffe3 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 970527c7c..6159ededa 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 f21772ac1..104918841 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 a6073199e..119aeb3fd 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 e0844412d..dab1eed2e 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 1579cdc40..f687f334c 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 bdeae3013..c56e820e0 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 6b5d01cfa..479d6c5a2 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 e62331deb..9b38d9efb 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 f4a9759d7..ac5ba254c 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 b21f18563..ad2e160d3 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 8eff9cbe7..4c795554a 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 fcb5824d8..8075328b1 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 3fe42a7a7..7de06eaef 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 514a1ae95..2cbc8bd8a 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 57f53b1c0..3ba7e729f 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 fda31966f..d6e340e36 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 f7331c192..b516f1b89 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 9f5693a8b..5fa24f638 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 0b103a80b..f7c2d316f 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 e41e09b6b..5397a1972 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 fe2aebe7f..349a40bfe 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 d8d86d525..f2403a43f 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 1604338fb..dffe4f6ee 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 711a56d5e..b94446cc2 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 9966a14ed..fc5ed2659 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 108f33b78..a82625c84 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 b90cb43ee..fde695d12 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 0c1e8bfa8..60b7aae2e 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 7859fb2dc..c0d53e8b9 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 d67cdf4b7..62f663c0d 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 55deffdde..57633c4aa 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 7849828a5..86cab4ab2 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 46ba7967c..dee175026 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