diff --git a/misc.c b/misc.c
index 77b2f308..d6facc6f 100644
--- a/misc.c
+++ b/misc.c
@@ -1,4 +1,4 @@
-/* Copyright (C) 1988-1991 Free Software Foundation, Inc.
+/* Copyright (C) 1988, 1989, 1990, 1991 Free Software Foundation, Inc.
 This file is part of GNU Make.
 
 GNU Make is free software; you can redistribute it and/or modify