diff --git a/luci-app-openmptcprouter/luasrc/controller/openmptcprouter.lua b/luci-app-openmptcprouter/luasrc/controller/openmptcprouter.lua
index 3395302b5..ee5090815 100644
--- a/luci-app-openmptcprouter/luasrc/controller/openmptcprouter.lua
+++ b/luci-app-openmptcprouter/luasrc/controller/openmptcprouter.lua
@@ -554,6 +554,11 @@ function settings_add()
 	ucic:set("openmptcprouter","settings","external_check",externalcheck)
 	ucic:commit("openmptcprouter")
 
+	-- Enable/disable external check
+	local savevnstat = luci.http.formvalue("savevnstat") or "0"
+	luci.sys.exec("uci -q set vnstat.@vnstat[0].backup=%s" % savevnstat)
+	ucic:commit("openmptcprouter")
+
 	-- Enable/disable fast open
 	local fastopen = luci.http.formvalue("disablefastopen") or "0"
 	ucic:foreach("shadowsocks-libev", "ss_redir", function (section)
diff --git a/luci-app-openmptcprouter/luasrc/view/openmptcprouter/settings.htm b/luci-app-openmptcprouter/luasrc/view/openmptcprouter/settings.htm
index c1f3e5a58..df536732d 100644
--- a/luci-app-openmptcprouter/luasrc/view/openmptcprouter/settings.htm
+++ b/luci-app-openmptcprouter/luasrc/view/openmptcprouter/settings.htm
@@ -157,6 +157,16 @@
 		    </div>
 		</div>
 	    </div>
+	    <div class="cbi-value">
+		<label class="cbi-value-title"><%:Save vnstats stats%></label>
+		<div class="cbi-value-field">
+		    <input type="checkbox" name="savevnstat" class="cbi-input-checkbox" value="0" <% if luci.sys.exec("uci -q get vnstat.@vnstat[0].backup") == "1" then %>checked<% end %>>
+		    <br />
+		    <div class="cbi-value-description">
+			<%:Save vnstats statistics on disk%>
+		    </div>
+		</div>
+	    </div>
 	    <div class="cbi-value">
 		<label class="cbi-value-title"><%:Master interface selection%></label>
 		<div class="cbi-value-field">
diff --git a/openmptcprouter/files/etc/init.d/vnstat_backup b/openmptcprouter/files/etc/init.d/vnstat_backup
index bb9a5236c..d1444c0e4 100755
--- a/openmptcprouter/files/etc/init.d/vnstat_backup
+++ b/openmptcprouter/files/etc/init.d/vnstat_backup
@@ -16,13 +16,24 @@ vnstat_option() {
 BACKUP_FILE=/etc/vnstat_backup.tar.gz
 LOGGER_TAG=vnstat_backup
 VNSTAT_DIR="$(vnstat_option DatabaseDir)"
- 
+
+_chk_omrquota() {
+	config_get enabled $1 enabled
+	[ "$enabled" = "1" ] && backup="true"
+}
+
 backup_database() {
-	if [ ! -d $VNSTAT_DIR ]; then
-		logger -t $LOGGER_TAG -p err "cannot backup, data directory $VNSTAT_DIR does not exist (yet)"
-	else
-		logger -t $LOGGER_TAG -p info "backing up database"
-		/bin/tar -zcf $BACKUP_FILE -C $VNSTAT_DIR .
+	backup="false"
+	config_load omr-quota
+	config_foreach _chk_omrquota interface
+	[ "$(uci -q get vnstat.@vnstat[0].backup)" = "1" ] && backup="true"
+	if [ "$backup" = "true" ]; then
+		if [ ! -d $VNSTAT_DIR ]; then
+			logger -t $LOGGER_TAG -p err "cannot backup, data directory $VNSTAT_DIR does not exist (yet)"
+		else
+			logger -t $LOGGER_TAG -p info "backing up database"
+			/bin/tar -zcf $BACKUP_FILE -C $VNSTAT_DIR .
+		fi
 	fi
 }