diff --git a/README.md b/README.md
index de617ce..74cbb7b 100644
--- a/README.md
+++ b/README.md
@@ -5,7 +5,28 @@ OpenWrt >= 19.07.
 
 Dependences: lua, luci-lib-nixio, libuci-lua
 
-**Installation notes:**
+## Installation notes
+
+**OpenWrt >= 21.02:**
+
+    wget --no-check-certificate -O /tmp/internet-detector_0.3.0-2_all.ipk https://github.com/gSpotx2f/packages-openwrt/raw/master/current/internet-detector_0.3.0-2_all.ipk
+    opkg install /tmp/internet-detector_0.3.0-2_all.ipk
+    rm /tmp/internet-detector_0.3.0-2_all.ipk
+    /etc/init.d/internet-detector start
+    /etc/init.d/internet-detector enable
+
+    wget --no-check-certificate -O /tmp/luci-app-internet-detector_0.3.0-3_all.ipk https://github.com/gSpotx2f/packages-openwrt/raw/master/current/luci-app-internet-detector_0.3.0-3_all.ipk
+    opkg install /tmp/luci-app-internet-detector_0.3.0-3_all.ipk
+    rm /tmp/luci-app-internet-detector_0.3.0-3_all.ipk
+    /etc/init.d/rpcd restart
+
+i18n-ru:
+
+    wget --no-check-certificate -O /tmp/luci-i18n-internet-detector-ru_0.3.0-3_all.ipk https://github.com/gSpotx2f/packages-openwrt/raw/master/current/luci-i18n-internet-detector-ru_0.3.0-3_all.ipk
+    opkg install /tmp/luci-i18n-internet-detector-ru_0.3.0-3_all.ipk
+    rm /tmp/luci-i18n-internet-detector-ru_0.3.0-3_all.ipk
+
+**OpenWrt 19.07:**
 
     wget --no-check-certificate -O /tmp/internet-detector_0.3.0-1_all.ipk https://github.com/gSpotx2f/packages-openwrt/raw/master/19.07/internet-detector_0.3.0-1_all.ipk
     opkg install /tmp/internet-detector_0.3.0-1_all.ipk
@@ -16,15 +37,15 @@ Dependences: lua, luci-lib-nixio, libuci-lua
     wget --no-check-certificate -O /tmp/luci-app-internet-detector_0.3.0-2_all.ipk https://github.com/gSpotx2f/packages-openwrt/raw/master/19.07/luci-app-internet-detector_0.3.0-2_all.ipk
     opkg install /tmp/luci-app-internet-detector_0.3.0-2_all.ipk
     rm /tmp/luci-app-internet-detector_0.3.0-2_all.ipk
-    /etc/init.d/rpcd reload
+    /etc/init.d/rpcd restart
 
-**i18n-ru:**
+i18n-ru:
 
     wget --no-check-certificate -O /tmp/luci-i18n-internet-detector-ru_0.3.0-2_all.ipk https://github.com/gSpotx2f/packages-openwrt/raw/master/19.07/luci-i18n-internet-detector-ru_0.3.0-2_all.ipk
     opkg install /tmp/luci-i18n-internet-detector-ru_0.3.0-2_all.ipk
     rm /tmp/luci-i18n-internet-detector-ru_0.3.0-2_all.ipk
 
-**Script for LED control:**
+## Script for LED control:
 
 ![](https://github.com/gSpotx2f/luci-app-internet-detector/blob/master/screenshots/internet-led.jpg)
 
@@ -38,7 +59,7 @@ LED is on when Internet is available. A specific LED can be set in `/etc/interne
     uci commit
     /etc/init.d/internet-detector restart
 
-### Screenshots:
+## Screenshots:
 
 ![](https://github.com/gSpotx2f/luci-app-internet-detector/blob/master/screenshots/01.jpg)
 ![](https://github.com/gSpotx2f/luci-app-internet-detector/blob/master/screenshots/03.jpg)
diff --git a/internet-detector/Makefile b/internet-detector/Makefile
index 39bf151..66eb264 100644
--- a/internet-detector/Makefile
+++ b/internet-detector/Makefile
@@ -6,7 +6,7 @@ include $(TOPDIR)/rules.mk
 
 PKG_NAME:=internet-detector
 PKG_VERSION:=0.3.0
-PKG_RELEASE:=1
+PKG_RELEASE:=2
 PKG_MAINTAINER:=gSpot <https://github.com/gSpotx2f/luci-app-internet-detector>
 PKG_BUILD_DIR:=$(BUILD_DIR)/$(PKG_NAME)
 
diff --git a/luci-app-internet-detector/Makefile b/luci-app-internet-detector/Makefile
index 0f5458d..24f8cbd 100644
--- a/luci-app-internet-detector/Makefile
+++ b/luci-app-internet-detector/Makefile
@@ -4,8 +4,7 @@
 
 include $(TOPDIR)/rules.mk
 
-PKG_VERSION:=0.3.0
-PKG_RELEASE:=2
+PKG_VERSION:=0.3.0-3
 LUCI_TITLE:=LuCI support for internet-detector
 LUCI_DEPENDS:=+internet-detector
 LUCI_PKGARCH:=all
diff --git a/luci-app-internet-detector/htdocs/luci-static/resources/view/internet-detector.js b/luci-app-internet-detector/htdocs/luci-static/resources/view/internet-detector.js
index faa000f..7667844 100644
--- a/luci-app-internet-detector/htdocs/luci-static/resources/view/internet-detector.js
+++ b/luci-app-internet-detector/htdocs/luci-static/resources/view/internet-detector.js
@@ -1,15 +1,18 @@
 'use strict';
+'require baseclass';
 'require form';
 'require fs';
+'require poll';
 'require rpc';
 'require uci';
 'require ui';
+'require view';
 
 const btnStyleEnabled  = 'btn cbi-button-save';
 const btnStyleDisabled = 'btn cbi-button-reset';
 const btnStyleApply    = 'btn cbi-button-apply';
 
-return L.view.extend({
+return view.extend({
 	execPath            : '/usr/bin/internet-detector',
 	upScriptPath        : '/etc/internet-detector/up-script',
 	downScriptPath      : '/etc/internet-detector/down-script',
@@ -69,14 +72,14 @@ return L.view.extend({
 	},
 
 	serviceRestart: function(ev) {
-		L.Poll.stop();
+		poll.stop();
 		return this.handleServiceAction('restart').then(() => {
 			this.servicePoll();
-			L.Poll.start();
+			poll.start();
 		});
 	},
 
-	fileEditDialog: L.Class.extend({
+	fileEditDialog: baseclass.extend({
 		__init__: function(file, title, description, callback, fileExists=false) {
 			this.file        = file;
 			this.title       = title;
@@ -553,7 +556,7 @@ return L.view.extend({
 		o.value(10, "10 " + _('sec'));
 
 		if(this.currentAppMode !== '0') {
-			L.Poll.add(
+			poll.add(
 				L.bind((this.currentAppMode === '2') ? this.servicePoll : this.uiPoll, this),
 				this.pollInterval
 			);
diff --git a/luci-app-internet-detector/htdocs/luci-static/resources/view/status/include/00_internet.js b/luci-app-internet-detector/htdocs/luci-static/resources/view/status/include/00_internet.js
index 4073cde..a4ecfee 100644
--- a/luci-app-internet-detector/htdocs/luci-static/resources/view/status/include/00_internet.js
+++ b/luci-app-internet-detector/htdocs/luci-static/resources/view/status/include/00_internet.js
@@ -1,8 +1,9 @@
 'use strict';
+'require baseclass';
 'require fs';
 'require uci';
 
-return L.Class.extend({
+return baseclass.extend({
 	title      : _('Internet'),
 	execPath   : '/usr/bin/internet-detector',
 	inetStatus : null,
@@ -36,7 +37,6 @@ return L.Class.extend({
 			};
 
 			window.internetDetectorCounter = 0;
-
 			return L.resolveDefault(fs.exec(this.execPath, [ 'inet-status' ]), null);
 		}
 		else {
diff --git a/luci-app-internet-detector/luasrc/controller/internet-detector.lua b/luci-app-internet-detector/luasrc/controller/internet-detector.lua
deleted file mode 100644
index a01dc91..0000000
--- a/luci-app-internet-detector/luasrc/controller/internet-detector.lua
+++ /dev/null
@@ -1,8 +0,0 @@
-
-module('luci.controller.internet-detector', package.seeall)
-
-function index()
-	if nixio.fs.access('/usr/bin/internet-detector', 'x') then
-		entry({'admin', 'services', 'internet-detector'}, view('internet-detector'), _('Internet detector'), 10).acl_depends = { 'luci-app-internet-detector' }
-	end
-end