diff --git a/share/man/man4/iicsmb.4 b/share/man/man4/iicsmb.4
index b6f5e39ce5c..ffa38000659 100644
--- a/share/man/man4/iicsmb.4
+++ b/share/man/man4/iicsmb.4
@@ -1,5 +1,7 @@
-.\" Copyright (c) 1998, Nicolas Souchu
-.\" All rights reserved.
+.\"-
+.\" SPDX-License-Identifier: BSD-2-Clause
+.\"
+.\" Copyright (c) 1998, Nicolas Souchu. All rights reserved.
 .\"
 .\" Redistribution and use in source and binary forms, with or without
 .\" modification, are permitted provided that the following conditions
@@ -27,7 +29,7 @@
 .Os
 .Sh NAME
 .Nm iicsmb
-.Nd I2C to SMB bridge
+.Nd I2C to SMBus bridge
 .Sh SYNOPSIS
 .Cd "device iicsmb"
 .Pp
diff --git a/share/man/man4/smb.4 b/share/man/man4/smb.4
index fb4836c0368..e944f1b76b5 100644
--- a/share/man/man4/smb.4
+++ b/share/man/man4/smb.4
@@ -32,7 +32,7 @@
 .Os
 .Sh NAME
 .Nm smb
-.Nd System Management Bus generic I/O device driver
+.Nd System Management Bus (SMBus) generic I/O device driver
 .Sh SYNOPSIS
 .Cd "device smb"
 .Sh DESCRIPTION