diff --git a/src/compat/main.c b/src/compat/main.c
index 83fff5a..a8dca85 100644
--- a/src/compat/main.c
+++ b/src/compat/main.c
@@ -77,7 +77,8 @@ usage( int code )
 	fputs(
 PACKAGE " " VERSION " - mbsync wrapper: IMAP4 to maildir synchronizer\n"
 "Copyright (C) 2000-2002 Michael R. Elkins <me@mutt.org>\n"
-"Copyright (C) 2002-2004 Oswald Buddenhagen <ossi@users.sf.net>\n"
+"Copyright (C) 2002-2006,2008,2010-2012 Oswald Buddenhagen <ossi@users.sf.net>\n"
+"Copyright (C) 2004 Theodore Ts'o <tytso@mit.edu>\n"
 "usage:\n"
 " " PACKAGE " [ flags ] mailbox [mailbox ...]\n"
 " " PACKAGE " [ flags ] -a\n"
diff --git a/src/config.c b/src/config.c
index e211ce2..9421bae 100644
--- a/src/config.c
+++ b/src/config.c
@@ -1,7 +1,7 @@
 /*
  * mbsync - mailbox synchronizer
  * Copyright (C) 2000-2002 Michael R. Elkins <me@mutt.org>
- * Copyright (C) 2002-2004 Oswald Buddenhagen <ossi@users.sf.net>
+ * Copyright (C) 2002-2006,2011 Oswald Buddenhagen <ossi@users.sf.net>
  *
  *  This program is free software; you can redistribute it and/or modify
  *  it under the terms of the GNU General Public License as published by
diff --git a/src/drv_imap.c b/src/drv_imap.c
index 66f4d7c..4dbf0b4 100644
--- a/src/drv_imap.c
+++ b/src/drv_imap.c
@@ -1,7 +1,7 @@
 /*
  * mbsync - mailbox synchronizer
  * Copyright (C) 2000-2002 Michael R. Elkins <me@mutt.org>
- * Copyright (C) 2002-2006,2008 Oswald Buddenhagen <ossi@users.sf.net>
+ * Copyright (C) 2002-2006,2008,2010-2012 Oswald Buddenhagen <ossi@users.sf.net>
  * Copyright (C) 2004 Theodore Y. Ts'o <tytso@mit.edu>
  *
  *  This program is free software; you can redistribute it and/or modify
diff --git a/src/drv_maildir.c b/src/drv_maildir.c
index faf7ac2..a9f5790 100644
--- a/src/drv_maildir.c
+++ b/src/drv_maildir.c
@@ -1,7 +1,7 @@
 /*
  * mbsync - mailbox synchronizer
  * Copyright (C) 2000-2002 Michael R. Elkins <me@mutt.org>
- * Copyright (C) 2002-2006 Oswald Buddenhagen <ossi@users.sf.net>
+ * Copyright (C) 2002-2006,2010-2012 Oswald Buddenhagen <ossi@users.sf.net>
  * Copyright (C) 2004 Theodore Y. Ts'o <tytso@mit.edu>
  *
  *  This program is free software; you can redistribute it and/or modify
diff --git a/src/isync.h b/src/isync.h
index 2099692..c637dac 100644
--- a/src/isync.h
+++ b/src/isync.h
@@ -1,7 +1,7 @@
 /*
  * mbsync - mailbox synchronizer
  * Copyright (C) 2000-2002 Michael R. Elkins <me@mutt.org>
- * Copyright (C) 2002-2006 Oswald Buddenhagen <ossi@users.sf.net>
+ * Copyright (C) 2002-2006,2010-2012 Oswald Buddenhagen <ossi@users.sf.net>
  *
  *  This program is free software; you can redistribute it and/or modify
  *  it under the terms of the GNU General Public License as published by
diff --git a/src/main.c b/src/main.c
index 85cbf34..0370125 100644
--- a/src/main.c
+++ b/src/main.c
@@ -1,7 +1,7 @@
 /*
  * mbsync - mailbox synchronizer
  * Copyright (C) 2000-2002 Michael R. Elkins <me@mutt.org>
- * Copyright (C) 2002-2006 Oswald Buddenhagen <ossi@users.sf.net>
+ * Copyright (C) 2002-2006,2010-2012 Oswald Buddenhagen <ossi@users.sf.net>
  *
  *  This program is free software; you can redistribute it and/or modify
  *  it under the terms of the GNU General Public License as published by
@@ -47,7 +47,7 @@ usage( int code )
 	fputs(
 PACKAGE " " VERSION " - mailbox synchronizer\n"
 "Copyright (C) 2000-2002 Michael R. Elkins <me@mutt.org>\n"
-"Copyright (C) 2002-2006 Oswald Buddenhagen <ossi@users.sf.net>\n"
+"Copyright (C) 2002-2006,2008,2010-2012 Oswald Buddenhagen <ossi@users.sf.net>\n"
 "Copyright (C) 2004 Theodore Ts'o <tytso@mit.edu>\n"
 "usage:\n"
 " " EXE " [flags] {{channel[:box,...]|group} ...|-a}\n"
diff --git a/src/sync.c b/src/sync.c
index d3fc974..5f63501 100644
--- a/src/sync.c
+++ b/src/sync.c
@@ -1,7 +1,7 @@
 /*
  * mbsync - mailbox synchronizer
  * Copyright (C) 2000-2002 Michael R. Elkins <me@mutt.org>
- * Copyright (C) 2002-2006 Oswald Buddenhagen <ossi@users.sf.net>
+ * Copyright (C) 2002-2006,2010-2012 Oswald Buddenhagen <ossi@users.sf.net>
  *
  *  This program is free software; you can redistribute it and/or modify
  *  it under the terms of the GNU General Public License as published by
diff --git a/src/util.c b/src/util.c
index 09a1952..bc614e6 100644
--- a/src/util.c
+++ b/src/util.c
@@ -1,7 +1,7 @@
 /*
  * mbsync - mailbox synchronizer
  * Copyright (C) 2000-2002 Michael R. Elkins <me@mutt.org>
- * Copyright (C) 2002-2006 Oswald Buddenhagen <ossi@users.sf.net>
+ * Copyright (C) 2002-2006,2011,2012 Oswald Buddenhagen <ossi@users.sf.net>
  *
  *  This program is free software; you can redistribute it and/or modify
  *  it under the terms of the GNU General Public License as published by