diff --git a/borg.backup.functions.init.sh b/borg.backup.functions.init.sh
index d7bbb5c..61abc5a 100644
--- a/borg.backup.functions.init.sh
+++ b/borg.backup.functions.init.sh
@@ -163,9 +163,11 @@ ZABBIX_DUMP_BIN="";
 ZABBIX_CONFIG="";
 ZABBIX_DATABASE="";
 ZABBIX_UNKNOWN_TABLES="";
+ZABBIX_DB_PORT="";
 OPT_ZABBIX_DUMP="";
 OPT_ZABBIX_CONFIG="";
 OPT_ZABBIX_UNKNOWN_TABLES="";
+OPT_ZABBIX_DB_PORT="";
 # default keep 7 days, 4 weeks, 6 months, 1 year
 # if set 0, ignore/off
 # note that for last/hourly it is needed to create a different
diff --git a/borg.backup.zabbix.settings-default b/borg.backup.zabbix.settings-default
index d79920a..b521f9c 100644
--- a/borg.backup.zabbix.settings-default
+++ b/borg.backup.zabbix.settings-default
@@ -15,5 +15,5 @@ ZABBIX_DATABASE="";
 ZABBIX_CONFIG="";
 # unknown tables, default ignore, is set to true, will force backup them
 ZABBIX_UNKNOWN_TABLES="";
-# db port for zabbix, defaults to 5432
+# overide zabbix db port read from zabbix config, if not set read from zabbix config
 ZABBIX_DB_PORT="";
diff --git a/borg.backup.zabbix.sh b/borg.backup.zabbix.sh
index 3db68d6..9cedca2 100755
--- a/borg.backup.zabbix.sh
+++ b/borg.backup.zabbix.sh
@@ -37,8 +37,9 @@ fi;
 if [ "${ZABBIX_DATABASE}" = "psql" ]; then
 	OPT_ZABBIX_DUMP="-C";
 fi;
-if [ -z "${ZABBIX_DB_PORT}" ]; then
-	ZABBIX_DB_PORT="5432";
+OPT_ZABBIX_DB_PORT="";
+if [ -n "${ZABBIX_DB_PORT}" ]; then
+	OPT_ZABBIX_DB_PORT="-P ${ZABBIX_DB_PORT}";
 fi;
 if [ "${ZABBIX_DATABASE}" != "psql" ] && [ "${ZABBIX_DATABASE}" != "mysql" ]; then
 	echo "[! $(date +'%F %T')] Zabbix dump must have database set to either psql or mysql";
@@ -73,13 +74,13 @@ fi;
 
 printf "${PRINTF_SUB_BLOCK}" "BACKUP: zabbix settings" "$(date +'%F %T')" "${MODULE}";
 if [ ${DEBUG} -eq 1 ] || [ ${DRYRUN} -eq 1 ]; then
-	echo "${ZABBIX_DUMP_BIN} -t ${ZABBIX_DATABASE} ${OPT_ZABBIX_UNKNOWN_TABLES} ${OPT_ZABBIX_DUMP} ${OPT_ZABBIX_CONFIG} -o - | ${BORG_CALL}"
+	echo "${ZABBIX_DUMP_BIN} ${OPT_ZABBIX_DB_PORT} -t ${ZABBIX_DATABASE} ${OPT_ZABBIX_UNKNOWN_TABLES} ${OPT_ZABBIX_DUMP} ${OPT_ZABBIX_CONFIG} -o - | ${BORG_CALL}"
 	if [ -z "${ONE_TIME_TAG}" ]; then
 		echo "${BORG_PRUNE}";
 	fi;
 fi;
 if [ ${DRYRUN} -eq 0 ]; then
-	${ZABBIX_DUMP_BIN} -P ${ZABBIX_DB_PORT} -t ${ZABBIX_DATABASE} ${OPT_ZABBIX_UNKNOWN_TABLES} ${OPT_ZABBIX_DUMP} ${OPT_ZABBIX_CONFIG} -o - | ${BORG_CALL};
+	${ZABBIX_DUMP_BIN} ${OPT_ZABBIX_DB_PORT} -t ${ZABBIX_DATABASE} ${OPT_ZABBIX_UNKNOWN_TABLES} ${OPT_ZABBIX_DUMP} ${OPT_ZABBIX_CONFIG} -o - | ${BORG_CALL};
 fi;
 if [ -z "${ONE_TIME_TAG}" ]; then
 	printf "${PRINTF_SUB_BLOCK}" "PRUNE" "$(date +'%F %T')" "${MODULE}";