diff --git a/cddl/usr.bin/ctfmerge/ctfmerge.1 b/cddl/usr.bin/ctfmerge/ctfmerge.1
index 1e371e62c9c5..fecbedb6e467 100644
--- a/cddl/usr.bin/ctfmerge/ctfmerge.1
+++ b/cddl/usr.bin/ctfmerge/ctfmerge.1
@@ -1,141 +1,141 @@
 .\"
 .\" Copyright (c) 2010 The FreeBSD Foundation
 .\" All rights reserved.
 .\"
 .\" This software was developed by Rui Paulo under sponsorship from the
 .\" FreeBSD Foundation.
 .\"
 .\" Redistribution and use in source and binary forms, with or without
 .\" modification, are permitted provided that the following conditions
 .\" are met:
 .\" 1. Redistributions of source code must retain the above copyright
 .\"    notice, this list of conditions and the following disclaimer.
 .\" 2. Redistributions in binary form must reproduce the above copyright
 .\"    notice, this list of conditions and the following disclaimer in the
 .\"    documentation and/or other materials provided with the distribution.
 .\"
 .\" THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND
 .\" ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
 .\" IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
 .\" ARE DISCLAIMED.  IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE
 .\" FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
 .\" DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
 .\" OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
 .\" HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
 .\" LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
 .\" OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
 .\" SUCH DAMAGE.
 .\"
 .Dd June 30, 2026
 .Dt CTFMERGE 1
 .Os
 .Sh NAME
 .Nm ctfmerge
 .Nd merge several CTF data sections into one
 .Sh SYNOPSIS
 .Nm
 .Op Fl fgstv
 .Fl l Ar label
 .Fl L Ar labelenv
 .Fl o Ar outfile
 file ...
 .Nm
 .Op Fl fgstv
 .Fl l Ar label
 .Fl L Ar labelenv
 .Fl o Ar outfile
 .Fl d Ar uniqfile
 .Op Fl g
 .Op Fl D Ar uniqlabel
 file ...
 .Nm
 .Op Fl fgstv
 .Fl l Ar label
 .Fl L Ar labelenv
 .Fl o Ar outfile
 .Fl w Ar withfile
 file ...
 .Nm
 .Op Fl g
 .Fl c Ar srcfile
 .Ar destfile
 .Sh DESCRIPTION
 The
 .Nm
 utility merges several CTF (Compact C Type Format) data sections from several
 files into one output file, unifying common data.
 .Pp
 The following options are available:
 .Bl -tag -width indent
 .It Fl f
 Match global symbols to global CTF data.
 .It Fl g
 Don't delete the original debugging sections.
 .It Fl s
 Use the .dynsym ELF section instead of the .symtab ELF section.
 .It Fl t
 Make sure that all object files have a CTF section.
 .It Fl v
 Enable verbose mode.
 .It Fl l Ar label
 Sets the label as
 .Ar label .
 .It Fl L Ar labelenv
 Instructs
 .Nm
 to read the label from the environment variable
 .Ar labelenv .
 .It Fl o Ar outfile
 Use
 .Ar outfile
 to store the merged CTF data.
 .It Fl d Ar uniqfile
 Uniquify against
 .Ar uniqfile .
-.It Fl d Ar uniqlabel
+.It Fl D Ar uniqlabel
 Uniquify against label
-.Ar uniqlabel
+.Ar uniqlabel .
 .It Fl w Ar withfile
 Additive merge with
 .Ar withfile .
 .It Fl c Ar srcfile Ar destfile
 Copy CTF data from
 .Ar srcfile
 into
 .Ar destfile .
 .El
 .Sh ENVIRONMENT
 The following environment variables are used by
 .Nm :
 .Bl -tag -width "CTFMERGE_TERMINATE_NO_UNLINK"
 .It Ev CTFMERGE_DEBUG_LEVEL
 Increase debugging verbosity
 .Pq maximum 3 .
 .It Ev CTFMERGE_INPUT_THROTTLE
 Max queue size to queue
 .Pq default 10 .
 .It Ev CTFMERGE_PHASE1_BATCH_SIZE
 Number of files in a slot that are needed before processing starts
 .Pq default 8 .
 .It Ev CTFMERGE_MAX_SLOTS
 Number of round-robin slots in the input queue that is processed by
 worker threads.
 Each slot represents a file batch
 .Pq default 5 .
 .It Ev CTFMERGE_TERMINATE_NO_UNLINK
 Do not remove temporary files on exit,
 so that they can be examined for debugging.
 .El
 .Sh EXIT STATUS
 .Ex -std
 .Sh SEE ALSO
 .Xr ctfconvert 1 ,
 .Xr ctfdump 1 ,
 .Xr ctf 5
 .Sh HISTORY
 The
 .Nm
 utility first appeared in
 .Fx 7.0 .
 .Sh AUTHORS
 The CTF utilities came from OpenSolaris.