Index: net-mgmt/nagios4/Makefile
===================================================================
--- net-mgmt/nagios4/Makefile	(revision 452324)
+++ net-mgmt/nagios4/Makefile	(working copy)
@@ -3,6 +3,7 @@
 
 PORTNAME=	nagios
 PORTVERSION=	4.3.4
+PORTREVISION=	1
 PORTEPOCH=	1
 CATEGORIES=	net-mgmt
 MASTER_SITES=	https://assets.nagios.com/downloads/nagioscore/releases/ \
@@ -39,6 +40,7 @@
 		--localstatedir=${NAGIOSDIR} \
 		--with-httpd-conf=${PREFIX}/etc \
 		--with-checkresult-dir=${NAGIOSDIR}/checkresults \
+		--with-lockfile=${NAGIOSDIR}/nagios.lock \
 		--disable-statuswrl \
 		--enable-event-broker \
 		ac_cv_lib_iconv_main=no