diff --git a/sbin/mdmfs/mdmfs.8 b/sbin/mdmfs/mdmfs.8
index 7191885463a6..5437fcfedcf2 100644
--- a/sbin/mdmfs/mdmfs.8
+++ b/sbin/mdmfs/mdmfs.8
@@ -1,5 +1,5 @@
 .\"
-.\" Copyright (c) 2001 Dima Dorfman <dd@FreeBSD.org>
+.\" Copyright (c) 2001 Dima Dorfman.
 .\" All rights reserved.
 .\"
 .\" Redistribution and use in source and binary forms, with or without
@@ -262,4 +262,3 @@ do not use soft-updates on it and mount it
 .Xr newfs 8
 .Sh AUTHORS
 .An Dima Dorfman
-.Aq dd@FreeBSD.org
diff --git a/sbin/mdmfs/mdmfs.c b/sbin/mdmfs/mdmfs.c
index b9b83c2a3a09..92ffe0ef5961 100644
--- a/sbin/mdmfs/mdmfs.c
+++ b/sbin/mdmfs/mdmfs.c
@@ -1,5 +1,5 @@
 /*
- * Copyright (c) 2001 Dima Dorfman <dd@FreeBSD.org>
+ * Copyright (c) 2001 Dima Dorfman.
  * All rights reserved.
  *
  * Redistribution and use in source and binary forms, with or without