diff --git a/etc/rc.d/sysdb b/etc/rc.d/sysdb
index 4c4b43f6d598..263fdd8a9445 100755
--- a/etc/rc.d/sysdb
+++ b/etc/rc.d/sysdb
@@ -1,6 +1,6 @@
 #!/bin/sh
 #
-# $NetBSD: sysdb,v 1.25 2016/04/23 21:24:31 dholland Exp $
+# $NetBSD: sysdb,v 1.26 2023/12/25 08:38:32 kre Exp $
 #
 
 # PROVIDE: sysdb
@@ -40,10 +40,10 @@ check_file()
 	local db="$2"
 
 	shift 2
-	if [ ! -e "$src" ]; then
+	if ! [ -e "$src" ]; then
 		return
 	fi
-	if [ \( ! -f "$db" \) -o \( "$src" -nt "$db" \) ]; then
+	if ! [ -f "$db" ] || [ "$src" -nt "$db" ]; then
 		$echo -n "$comma${src##*/}"
 		comma=", "
 		"$@"
@@ -81,7 +81,7 @@ build_utmp()
 	#
 	local i
 	for i in "" x; do
-		if [ ! -f /var/run/utmp$i ]; then
+		if ! [ -f /var/run/utmp$i ]; then
 			$echo -n "${comma}utmp$i"
 			comma=", "
 			install -c -m 664 -g utmp /dev/null /var/run/utmp$i