diff --git a/sbin/dumpfs/dumpfs.c b/sbin/dumpfs/dumpfs.c
index 19f8795657a5..c22b1f474f1e 100644
--- a/sbin/dumpfs/dumpfs.c
+++ b/sbin/dumpfs/dumpfs.c
@@ -6,11 +6,8 @@
  * Kirk McKusick and Network Associates Laboratories, the Security
  * Research Division of Network Associates, Inc. under DARPA/SPAWAR
  * contract N66001-01-C-8035 ("CBOSS"), as part of the DARPA CHATS
- * research program
+ * research program.
  *
- * Copyright (c) 1982, 1989, 1993
- *	The Regents of the University of California.  All rights reserved.
- * (c) UNIX System Laboratories, Inc.
  * Copyright (c) 1983, 1992, 1993
  *	The Regents of the University of California.  All rights reserved.
  *
diff --git a/sbin/fsck_ffs/fsck.h b/sbin/fsck_ffs/fsck.h
index 62c7de32a83c..fb30c365e8f2 100644
--- a/sbin/fsck_ffs/fsck.h
+++ b/sbin/fsck_ffs/fsck.h
@@ -6,11 +6,8 @@
  * Kirk McKusick and Network Associates Laboratories, the Security
  * Research Division of Network Associates, Inc. under DARPA/SPAWAR
  * contract N66001-01-C-8035 ("CBOSS"), as part of the DARPA CHATS
- * research program
+ * research program.
  *
- * Copyright (c) 1982, 1989, 1993
- *	The Regents of the University of California.  All rights reserved.
- * (c) UNIX System Laboratories, Inc.
  * Copyright (c) 1980, 1986, 1993
  *	The Regents of the University of California.  All rights reserved.
  *
diff --git a/sbin/newfs/mkfs.c b/sbin/newfs/mkfs.c
index c84d164c79b4..cb65343cfb30 100644
--- a/sbin/newfs/mkfs.c
+++ b/sbin/newfs/mkfs.c
@@ -6,11 +6,8 @@
  * Kirk McKusick and Network Associates Laboratories, the Security
  * Research Division of Network Associates, Inc. under DARPA/SPAWAR
  * contract N66001-01-C-8035 ("CBOSS"), as part of the DARPA CHATS
- * research program
+ * research program.
  *
- * Copyright (c) 1982, 1989, 1993
- *	The Regents of the University of California.  All rights reserved.
- * (c) UNIX System Laboratories, Inc.
  * Copyright (c) 1980, 1989, 1993
  *	The Regents of the University of California.  All rights reserved.
  *
diff --git a/sbin/newfs/newfs.c b/sbin/newfs/newfs.c
index a0dcdf8a9eaa..bf544f5a92ac 100644
--- a/sbin/newfs/newfs.c
+++ b/sbin/newfs/newfs.c
@@ -6,11 +6,8 @@
  * Kirk McKusick and Network Associates Laboratories, the Security
  * Research Division of Network Associates, Inc. under DARPA/SPAWAR
  * contract N66001-01-C-8035 ("CBOSS"), as part of the DARPA CHATS
- * research program
+ * research program.
  *
- * Copyright (c) 1982, 1989, 1993
- *	The Regents of the University of California.  All rights reserved.
- * (c) UNIX System Laboratories, Inc.
  * Copyright (c) 1983, 1989, 1993, 1994
  *	The Regents of the University of California.  All rights reserved.
  *
diff --git a/sbin/newfs/newfs.h b/sbin/newfs/newfs.h
index 1ef0c9186ac6..37cfb457bca4 100644
--- a/sbin/newfs/newfs.h
+++ b/sbin/newfs/newfs.h
@@ -6,11 +6,8 @@
  * Kirk McKusick and Network Associates Laboratories, the Security
  * Research Division of Network Associates, Inc. under DARPA/SPAWAR
  * contract N66001-01-C-8035 ("CBOSS"), as part of the DARPA CHATS
- * research program
+ * research program.
  *
- * Copyright (c) 1982, 1989, 1993
- *	The Regents of the University of California.  All rights reserved.
- * (c) UNIX System Laboratories, Inc.
  * Copyright (c) 1980, 1989, 1993
  *	The Regents of the University of California.  All rights reserved.
  *