diff --git a/GIDs b/GIDs
index faea22656b08..a4aa5a5206b4 100644
--- a/GIDs
+++ b/GIDs
@@ -66,6 +66,7 @@ rbldns:*:153:
 sfs:*:171:
 agk:*:172:
 polipo:*:173:
+flowtools:*:174:
 nagios:*:181:
 moinmoin:*:192:
 cups:*:193:
diff --git a/UIDs b/UIDs
index 6cb5ec7ddd10..c56d2f14811b 100644
--- a/UIDs
+++ b/UIDs
@@ -74,6 +74,7 @@ rbldns:*:153:153:rbldnsd pseudo-user:/nonexistent:/sbin/nologin
 sfs:*:171:171:Self-Certifying File System:/nonexistent:/sbin/nologin
 agk:*:172:172:AquaGateKeeper:/nonexistent:/nonexistent
 polipo:*:173:173:polipo web cache:/nonexistent:/sbin/nologin
+flowtools:*:174:174:Flow-tools collector pseudo-user:/nonexistent:/sbin/nologin
 nagios:*:181:181:Nagios pseudo-user:/var/spool/nagios:/sbin/nologin
 moinmoin:*:192:192:MoinMoin User:/nonexistent:/sbin/nologin
 cups:*:193:193:Cups Owner:/nonexistent:/sbin/nologin
diff --git a/net-mgmt/flow-tools/Makefile b/net-mgmt/flow-tools/Makefile
index 2adb7e0f827f..dff324563ff8 100644
--- a/net-mgmt/flow-tools/Makefile
+++ b/net-mgmt/flow-tools/Makefile
@@ -30,6 +30,8 @@ SUB_FILES=	pkg-install pkg-deinstall
 SUB_LIST=	FLOW_CAPTURE_SPOOL="${FLOW_CAPTURE_SPOOL}" \
 		FLOW_CAPTURE_USER="${FLOW_CAPTURE_USER}" \
 		FLOW_CAPTURE_GROUP="${FLOW_CAPTURE_GROUP}" \
+		FLOW_CAPTURE_UID="${FLOW_CAPTURE_UID}" \
+		FLOW_CAPTURE_GID="${FLOW_CAPTURE_GID}" \
 		FLOW_CAPTURE_PIDDIR="${FLOW_CAPTURE_PIDDIR}"
 USE_RC_SUBR=	flow_capture
 
@@ -37,6 +39,8 @@ VARDIR?=		${DESTDIR}/var
 FLOW_CAPTURE_SPOOL=	${VARDIR}/db/flows
 FLOW_CAPTURE_USER=	flowtools
 FLOW_CAPTURE_GROUP=	flowtools
+FLOW_CAPTURE_UID=	174
+FLOW_CAPTURE_GID=	174
 FLOW_CAPTURE_PIDDIR=	${VARDIR}/run/flow-capture
 
 .if defined(WITH_PGSQL)
diff --git a/net-mgmt/flow-tools/files/pkg-install.in b/net-mgmt/flow-tools/files/pkg-install.in
index dc913ca32fd8..3efd6d271982 100644
--- a/net-mgmt/flow-tools/files/pkg-install.in
+++ b/net-mgmt/flow-tools/files/pkg-install.in
@@ -8,6 +8,8 @@ PATH=/bin:/usr/sbin:/usr/bin:/usr/sbin
 FLOW_CAPTURE_SPOOL="%%FLOW_CAPTURE_SPOOL%%"
 FLOW_CAPTURE_USER="%%FLOW_CAPTURE_USER%%"
 FLOW_CAPTURE_GROUP="%%FLOW_CAPTURE_GROUP%%"
+FLOW_CAPTURE_UID="%%FLOW_CAPTURE_UID%%"
+FLOW_CAPTURE_GID="%%FLOW_CAPTURE_GID%%"
 FLOW_CAPTURE_PIDDIR="%%FLOW_CAPTURE_PIDDIR%%"
 
 if [ -x /usr/sbin/nologin ]; then
@@ -23,7 +25,7 @@ pre-install() {
 	pw groupshow ${FLOW_CAPTURE_GROUP} > /dev/null 2>&1
 	if [ $? -ne 0 ]; then
 		echo -n "Creating '${FLOW_CAPTURE_GROUP}' group... "
-		pw groupadd ${FLOW_CAPTURE_GROUP} -q
+		pw groupadd -n ${FLOW_CAPTURE_GROUP} -g ${FLOW_CAPTURE_GID} -q
 
 		if  [ $? -eq 0 ]; then
 			echo "ok"
@@ -44,6 +46,7 @@ pre-install() {
 	if [ $? -ne 0 ]; then
 		echo -n "Creating '${FLOW_CAPTURE_USER}' user... "
 		pw useradd -n ${FLOW_CAPTURE_USER} -g ${FLOW_CAPTURE_GROUP} \
+			-u ${FLOW_CAPTURE_UID} \
 			-c "Flow-tools collector pseudo-user" \
 			-d "/var/empty" -s "${NOLOGIN}" -h - -q