diff --git a/.github/workflows/test-and-release.yml b/.github/workflows/test-and-release.yml
index b940f58..5543ba5 100644
--- a/.github/workflows/test-and-release.yml
+++ b/.github/workflows/test-and-release.yml
@@ -25,7 +25,7 @@ jobs:
 
     strategy:
       matrix:
-        node-version: [18.x]
+        node-version: [20.x]
 
     steps:
       - uses: actions/checkout@v3
@@ -92,7 +92,7 @@ jobs:
     runs-on: ubuntu-latest
     strategy:
       matrix:
-        node-version: [18.x]
+        node-version: [20.x]
 
     steps:
       - name: Checkout code
diff --git a/admin/index.html b/admin/index.html
deleted file mode 100644
index 7e7925d..0000000
--- a/admin/index.html
+++ /dev/null
@@ -1,76 +0,0 @@
-<html>
-<head>
-    <link rel="stylesheet" type="text/css" href="../../lib/css/themes/jquery-ui/redmond/jquery-ui.min.css"/>
-    <link rel="stylesheet" type="text/css" href="../../css/adapter.css"/>
-
-    <script type="text/javascript" src="../../lib/js/jquery-1.11.1.min.js"></script>
-    <script type="text/javascript" src="../../socket.io/socket.io.js"></script>
-    <script type="text/javascript" src="../../lib/js/jquery-ui-1.10.3.full.min.js"></script>
-    <script type="text/javascript" src="../../js/translate.js"></script>
-    <script type="text/javascript" src="../../js/adapter-settings.js"></script>
-    <script type="text/javascript" src="words.js"></script>
-
-    <script type="text/javascript">
-
-        function load(settings, onChange) {
-            if (!settings) return;
-
-            if (settings.password === undefined) settings.password = '';
-            if (settings.prompt === undefined)   settings.prompt = 'fhem>';
-
-            $('.value').each(function () {
-                var key = $(this).attr('id');
-                var $value = $('#' + key + '.value');
-                if ($value.attr('type') === 'checkbox') {
-                    $value.prop('checked', settings[key]).on('change', function() {
-                        onChange();
-                    });
-                } else {
-                    $value.val(settings[key]).on('change', function() {
-                        onChange();
-                    }).on('keyup', function() {
-                        onChange();
-                    });
-                }
-            });
-            // Signal to admin, that no changes yet
-            onChange(false);
-        }
-
-        function save(callback) {
-            var obj = {};
-
-            if ($('#password').val() !== $('#passwordRepeat').val()) {
-                showMessage(_('Passwords mismatch!'), _('Warning'), 'alert');
-                return;
-            }
-
-            $('.value').each(function () {
-                var $this = $(this);
-                if ($this.attr('type') === 'checkbox') {
-                    obj[$this.attr('id')] = $this.prop('checked');
-                } else {
-                    obj[$this.attr('id')] = $this.val();
-                }
-            });
-            callback(obj);
-        }
-    </script>
-
-</head>
-<body>
-    <div id="adapter-container">
-        <table><tr>
-            <td><img src="fhem.png"/></td>
-            <td><h3 class="translate">FHEM adapter settings</h3></td>
-        </tr></table>
-        <table>
-            <tr><td><label class="translate" for="host">FHEM Telnet IP:</label></td><td class="admin-icon"></td><td><input class="value" id="host" /></td></tr>
-            <tr><td><label class="translate" for="port">FHEM Telnet Port:</label></td><td class="admin-icon"></td><td><input class="value" id="port" size="5" maxlength="5"/></td></tr>
-            <tr><td><label class="translate" for="password">Password:</label></td><td class="admin-icon"></td><td><input class="value" id="password" type="password"/></td></tr>
-            <tr><td><label class="translate" for="passwordRepeat">Password repeat:</label></td><td class="admin-icon"></td><td><input type="password" id="passwordRepeat"/></td></tr>
-            <tr><td><label class="translate" for="prompt">Prompt:</label></td><td class="admin-icon"></td><td><input class="value" id="prompt"/></td></tr>
-        </table>
-    </div>
-</body>
-</html>
diff --git a/admin/index_m.html b/admin/index_m.html
deleted file mode 100644
index 7065ab5..0000000
--- a/admin/index_m.html
+++ /dev/null
@@ -1,101 +0,0 @@
-<html>
-<head>
-    <meta charset="UTF-8">
-    <!-- Materialze style -->
-    <link rel="stylesheet" type="text/css" href="../../css/adapter.css"/>
-    <link rel="stylesheet" type="text/css" href="../../lib/css/materialize.css">
-
-    <script type="text/javascript" src="../../lib/js/jquery-3.2.1.min.js"></script>
-    <script type="text/javascript" src="../../socket.io/socket.io.js"></script>
-
-    <script type="text/javascript" src="../../js/translate.js"></script>
-    <script type="text/javascript" src="../../lib/js/materialize.js"></script>
-    <script type="text/javascript" src="../../js/adapter-settings.js"></script>
-    <script type="text/javascript" src="words.js"></script>
-
-    <script type="text/javascript">
-
-        function load(settings, onChange) {
-            if (!settings) return;
-
-            if (settings.password === undefined) settings.password = '';
-            if (settings.prompt === undefined)   settings.prompt = 'fhem>';
-
-            $('.value').each(function () {
-                var key = $(this).attr('id');
-                var $value = $('#' + key + '.value');
-                if ($value.attr('type') === 'checkbox') {
-                    $value.prop('checked', settings[key]).on('change', function() {
-                        onChange();
-                    });
-                } else {
-                    $value.val(settings[key]).on('change', function() {
-                        onChange();
-                    }).on('keyup', function() {
-                        onChange();
-                    });
-                }
-            });
-            // Signal to admin, that no changes yet
-            onChange(false);
-        }
-
-        function save(callback) {
-            var obj = {};
-
-            if ($('#password').val() !== $('#passwordRepeat').val()) {
-                showMessage(_('Passwords mismatch!'), _('Warning'), 'alert');
-                return;
-            }
-
-            $('.value').each(function () {
-                var $this = $(this);
-                if ($this.attr('type') === 'checkbox') {
-                    obj[$this.attr('id')] = $this.prop('checked');
-                } else {
-                    obj[$this.attr('id')] = $this.val();
-                }
-            });
-            callback(obj);
-        }
-    </script>
-
-</head>
-<body>
-<div class="m adapter-container">
-    <div class="row">
-        <div class="row">
-            <div class="col s12 m4 l2">
-                <img src="fhem.png" class="logo">
-            </div>
-        </div>
-        <div class="row">
-            <div class="input-field col s8 m4">
-                <input class="value" id="host" type="text"/>
-                <label class="translate" for="host">FHEM Telnet IP:</label>
-            </div>
-            <div class="input-field col s4 m2">
-                <input class="value" id="port" type="number" min="0" max="65355"/>
-                <label class="translate" for="port">FHEM Telnet Port:</label>
-            </div>
-        </div>
-        <div class="row">
-            <div class="input-field col s8 m4">
-                <input class="value" id="password" type="password"/>
-                <label class="translate" for="password">Password:</label>
-            </div>
-            <div class="input-field col s4 m4">
-                <input type="password" id="passwordRepeat"/>
-                <label class="translate" for="passwordRepeat">Password repeat:</label>
-            </div>
-        </div>
-        <div class="row">
-            <div class="input-field col s10 m4">
-                <input class="value" id="prompt" type="text"/>
-                <label class="translate" for="prompt">Prompt:</label>
-            </div>
-        </div>
-    </div>
-</div>
-</body>
-</html>
diff --git a/io-package.json b/io-package.json
index d7a76cb..f93d227 100644
--- a/io-package.json
+++ b/io-package.json
@@ -127,7 +127,6 @@
     "mode": "daemon",
     "icon": "fhem.png",
     "enabled": true,
-    "materialize": true,
     "compact": true,
     "extIcon": "https://raw.githubusercontent.com/iobroker-community-adapters/ioBroker.fhem/master/admin/fhem.png",
     "keywords": [
diff --git a/package.json b/package.json
index 7887126..1fef827 100644
--- a/package.json
+++ b/package.json
@@ -52,9 +52,12 @@
   ],
   "scripts": {
     "test": "node node_modules/mocha/bin/mocha --exit",
-    "release": "release-script",
     "translate": "translate-adapter",
-    "build": "build-adapter"
+    "build": "build-adapter",
+    "release": "release-script",
+    "release-patch": "release-script patch --yes",
+    "release-minor": "release-script minor --yes",
+    "release-major": "release-script major --yes"
   },
   "bugs": {
     "url": "https://github.com/iobroker-community-adapters/ioBroker.fhem/issues"

FHEM Telnet IP:
FHEM Telnet Port:
Password:
Password repeat:
Prompt: