diff --git a/radio-extension.png b/radio-extension.png
index 09f53eb..7d67d9e 100644
Binary files a/radio-extension.png and b/radio-extension.png differ
diff --git a/radio@hslbck.gmail.com/addChannelDialog.js b/radio@hslbck.gmail.com/addChannelDialog.js
index 9e3bff3..abf1c71 100644
--- a/radio@hslbck.gmail.com/addChannelDialog.js
+++ b/radio@hslbck.gmail.com/addChannelDialog.js
@@ -24,7 +24,7 @@ const _httpSession = new Soup.SessionSync();
 
 let oldChannel = null;
 
-const AddChannelDialog = new Lang.Class({
+var AddChannelDialog = new Lang.Class({
     Name: 'AddChannelDialog',
     Extends: ModalDialog.ModalDialog,
 
diff --git a/radio@hslbck.gmail.com/channel.js b/radio@hslbck.gmail.com/channel.js
index 822b2b5..6d7f166 100644
--- a/radio@hslbck.gmail.com/channel.js
+++ b/radio@hslbck.gmail.com/channel.js
@@ -6,7 +6,7 @@
 */
 const Lang = imports.lang;
 
-const Channel = new Lang.Class({
+var Channel = new Lang.Class({
     Name: 'Channel',
 
     _init: function (name, uri, favourite, encoding) {
diff --git a/radio@hslbck.gmail.com/channelListDialog.js b/radio@hslbck.gmail.com/channelListDialog.js
index 87c6260..131c2b7 100644
--- a/radio@hslbck.gmail.com/channelListDialog.js
+++ b/radio@hslbck.gmail.com/channelListDialog.js
@@ -23,7 +23,7 @@ const FavouriteDisabledIcon = 'non-starred-symbolic';
 
 let _selectedChannel;
 
-const ChannelListDialog = new Lang.Class({
+var ChannelListDialog = new Lang.Class({
     Name: 'ChannelListDialog',
     Extends: ModalDialog.ModalDialog,
 
diff --git a/radio@hslbck.gmail.com/metadata.json b/radio@hslbck.gmail.com/metadata.json
index 1837006..ea5d82a 100644
--- a/radio@hslbck.gmail.com/metadata.json
+++ b/radio@hslbck.gmail.com/metadata.json
@@ -1,5 +1,5 @@
 {
-	"shell-version": ["3.18", "3.20", "3.22", "3.24"],
+	"shell-version": ["3.18", "3.20", "3.22", "3.24", "3.26"],
 	"uuid": "radio@hslbck.gmail.com",
 	"name": "Internet Radio",
 	"description": "Listen to an Internet Radio Stream",
diff --git a/radio@hslbck.gmail.com/player.js b/radio@hslbck.gmail.com/player.js
index 2847148..f47fb52 100644
--- a/radio@hslbck.gmail.com/player.js
+++ b/radio@hslbck.gmail.com/player.js
@@ -20,7 +20,7 @@ const MyE = Extension.imports.extension;
 const Convert = Extension.imports.convertCharset;
 const Convenience = Extension.imports.convenience;
 
-Gst.init(null, 0);
+Gst.init(null);
 
 let tag = "";
 let currentChannel;
@@ -32,7 +32,7 @@ let settings;
 
 const SETTING_VOLUME_LEVEL = 'volume-level';
 
-const Player = new Lang.Class({
+var Player = new Lang.Class({
     Name: 'Player',
 
     _init: function (channel) {
diff --git a/radio@hslbck.gmail.com/prefs.js b/radio@hslbck.gmail.com/prefs.js
index b3da292..3eacef9 100644
--- a/radio@hslbck.gmail.com/prefs.js
+++ b/radio@hslbck.gmail.com/prefs.js
@@ -16,7 +16,7 @@ const SETTING_TITLE_NOTIFICATION = 'title-notification';
 const SETTING_SHOW_TITLE_IN_PANEL = 'show-title-in-panel';
 const SETTING_SHOW_VOLUME_ADJUSTMENT_SLIDER = 'show-volume-adjustment-slider';
 
-const RadioPrefsWidget = new GObject.Class({
+var RadioPrefsWidget = new GObject.Class({
     Name: 'RadioPrefsWidget',
     GTypeName: 'RadioPrefsWidget',
     Extends: Gtk.Grid,
diff --git a/radio@hslbck.gmail.com/radioMenu.js b/radio@hslbck.gmail.com/radioMenu.js
index 0503eb2..1d42039 100644
--- a/radio@hslbck.gmail.com/radioMenu.js
+++ b/radio@hslbck.gmail.com/radioMenu.js
@@ -72,7 +72,7 @@ const MediaKeysInterface = '<node> \
 </node>';
 const MediaKeysProxy = Gio.DBusProxy.makeProxyWrapper(MediaKeysInterface);
 
-const RadioMenuButton = new Lang.Class({
+var RadioMenuButton = new Lang.Class({
     Name: 'Radio Button',
     Extends: PanelMenu.Button,
 
@@ -99,9 +99,10 @@ const RadioMenuButton = new Lang.Class({
         this.channelList = Io.read();
         this.chas = this.channelList.channels;
         this.lastPlayed = this.channelList.lastplayed;
+        let encoding = this.lastPlayed.hasOwnProperty('encoding') ? this.lastPlayed.encoding : null;
 
         // init last played channel
-        this.lastPlayedChannel = new Channel.Channel(this.lastPlayed.name, this.lastPlayed.address, false, this.lastPlayed.encoding);
+        this.lastPlayedChannel = new Channel.Channel(this.lastPlayed.name, this.lastPlayed.address, false, encoding);
 
         // init player
         this.player = new Player.Player(this.lastPlayedChannel);
@@ -349,7 +350,8 @@ const RadioMenuButton = new Lang.Class({
     // init channel and add channels to the PopupMenu
     _initChannels: function (chas) {
         for (var i in chas) {
-            let channel = new Channel.Channel(chas[i].name, chas[i].address, chas[i].favourite, chas[i].encoding);
+            let encoding = chas[i].hasOwnProperty('encoding') ? chas[i].encoding : null;
+            let channel = new Channel.Channel(chas[i].name, chas[i].address, chas[i].favourite, encoding);
             this.helperChannelList[i] = channel;
             if (chas[i].favourite) {
                 this._addToFavourites(channel);
diff --git a/radio@hslbck.gmail.com/searchDialog.js b/radio@hslbck.gmail.com/searchDialog.js
index aef20e0..59f1957 100644
--- a/radio@hslbck.gmail.com/searchDialog.js
+++ b/radio@hslbck.gmail.com/searchDialog.js
@@ -24,7 +24,7 @@ _httpSession.user_agent = "GSE Radio";
 _httpSession.timeout = 10;
 let _selectedChannel;
 
-const SearchDialog = new Lang.Class({
+var SearchDialog = new Lang.Class({
     Name: 'SearchDialog',
     Extends: ModalDialog.ModalDialog,
 
diff --git a/radio@hslbck.gmail.com/titleMenu.js b/radio@hslbck.gmail.com/titleMenu.js
index ffdb7af..baeb38e 100644
--- a/radio@hslbck.gmail.com/titleMenu.js
+++ b/radio@hslbck.gmail.com/titleMenu.js
@@ -10,7 +10,7 @@ const Clutter = imports.gi.Clutter;
 const PanelMenu = imports.ui.panelMenu;
 const Extension = imports.misc.extensionUtils.getCurrentExtension();
 
-const TitleMenuButton = new Lang.Class({
+var TitleMenuButton = new Lang.Class({
     Name: 'Title Button',
     Extends: PanelMenu.Button,