diff --git a/gcc/config/mips/mips-protos.h b/gcc/config/mips/mips-protos.h
index 72129d350c5..598be36eba5 100644
--- a/gcc/config/mips/mips-protos.h
+++ b/gcc/config/mips/mips-protos.h
@@ -1,5 +1,6 @@
 /* Prototypes of target machine for GNU compiler.  MIPS version.
-   Copyright (C) 1989, 90-98, 1999 Free Software Foundation, Inc.
+   Copyright (C) 1989, 1990, 1991, 1992, 1993, 1994, 1995, 1996, 1997, 1998,
+   1999 Free Software Foundation, Inc.
    Contributed by A. Lichnewsky (lich@inria.inria.fr).
    Changed by Michael Meissner	(meissner@osf.org).
    64 bit r4000 support by Ian Lance Taylor (ian@cygnus.com) and
diff --git a/gcc/config/mips/mips.c b/gcc/config/mips/mips.c
index 62350e5906a..a31b77966b2 100644
--- a/gcc/config/mips/mips.c
+++ b/gcc/config/mips/mips.c
@@ -1,5 +1,6 @@
 /* Subroutines for insn-output.c for MIPS
-   Copyright (C) 1989, 90, 91, 93-98, 1999, 2000 Free Software Foundation, Inc.
+   Copyright (C) 1989, 1990, 1991, 1993, 1994, 1995, 1996, 1997, 1998,
+   1999, 2000 Free Software Foundation, Inc.
    Contributed by A. Lichnewsky, lich@inria.inria.fr.
    Changes by Michael Meissner, meissner@osf.org.
    64 bit r4000 support by Ian Lance Taylor, ian@cygnus.com, and
diff --git a/gcc/config/mips/mips.h b/gcc/config/mips/mips.h
index 7653e84d1e8..cd384e42afd 100644
--- a/gcc/config/mips/mips.h
+++ b/gcc/config/mips/mips.h
@@ -1,5 +1,6 @@
 /* Definitions of target machine for GNU compiler.  MIPS version.
-   Copyright (C) 1989, 90-98, 1999, 2000 Free Software Foundation, Inc.
+   Copyright (C) 1989, 1990, 1991, 1992, 1993, 1994, 1995, 1996, 1997, 1998
+   1999, 2000 Free Software Foundation, Inc.
    Contributed by A. Lichnewsky (lich@inria.inria.fr).
    Changed by Michael Meissner	(meissner@osf.org).
    64 bit r4000 support by Ian Lance Taylor (ian@cygnus.com) and
diff --git a/gcc/config/mips/mips.md b/gcc/config/mips/mips.md
index ee8192358db..67b38de66e8 100644
--- a/gcc/config/mips/mips.md
+++ b/gcc/config/mips/mips.md
@@ -1,5 +1,6 @@
 ;;  Mips.md	     Machine Description for MIPS based processors
-;;  Copyright (C) 1989, 90-98, 1999, 2000 Free Software Foundation, Inc.
+;;  Copyright (C) 1989, 1990, 1991, 1992, 1993, 1994, 1995, 1996, 1997, 1998,
+;;  1999, 2000 Free Software Foundation, Inc.
 ;;  Contributed by   A. Lichnewsky, lich@inria.inria.fr
 ;;  Changes by       Michael Meissner, meissner@osf.org
 ;;  64 bit r4000 support by Ian Lance Taylor, ian@cygnus.com, and
diff --git a/gcc/config/mips/r3900.h b/gcc/config/mips/r3900.h
index 9b19f729fd2..397766333ba 100644
--- a/gcc/config/mips/r3900.h
+++ b/gcc/config/mips/r3900.h
@@ -1,7 +1,8 @@
 /* Definitions of MIPS sub target machine for GNU compiler. 
    Toshiba r3900.  You should include mips.h after this.
 
-   Copyright (C) 1989, 90-6, 1997 Free Software Foundation, Inc.
+   Copyright (C) 1989, 1990, 1991, 1992, 1993, 1994, 1995, 1996, 1997
+   Free Software Foundation, Inc.
    Contributed by Gavin Koch (gavin@cygnus.com).
 
 This file is part of GNU CC.