diff --git a/tools/build/options/makeman b/tools/build/options/makeman
index db9cb4d02fa..bf4474a501e 100755
--- a/tools/build/options/makeman
+++ b/tools/build/options/makeman
@@ -1,12 +1,12 @@
 #!/bin/sh
 #
 # This file is in the public domain.
+#
+# $FreeBSD$
 
 set -o errexit
 export LC_ALL=C
 
-ident='$FreeBSD$'
-
 t=$(mktemp -d -t makeman)
 trap 'test -d $t && rm -rf $t' exit
 
@@ -126,12 +126,9 @@ main()
 {
 	echo "building src.conf.5 man page from files in ${PWD}" >&2
 
-	ident=${ident#$}
-	ident=${ident% $}
 	fbsdid='$'FreeBSD'$'
 	cat <<EOF
 .\" DO NOT EDIT-- this file is automatically generated.
-.\" from ${ident}
 .\" ${fbsdid}
 .Dd $(echo $(LC_TIME=C date +'%B %e, %Y'))
 .Dt SRC.CONF 5
@@ -244,7 +241,7 @@ EOF
 		fi
 
 		echo ".It Va ${opt}"
-		sed -e's/\$\(FreeBSD: .*\) \$/from \1/' ${opt}
+		sed -e'/\$FreeBSD.*\$/d' ${opt}
 		if [ -n "${targets}" ] ; then
 			echo '.Pp'
 			echo 'This is a default setting on'