diff --git a/action.php b/action.php
index 633590f..83a46ad 100755
--- a/action.php
+++ b/action.php
@@ -21,7 +21,7 @@ function register(Doku_Event_Handler $controller) {
                                    'process_feed');
     }
 
-	function action_plugin_news() {
+	function __construct() {
 	    global $newsUpdated;
 		$this->helper = $this->loadHelper('news', true);
     }		
diff --git a/admin.php b/admin.php
index 93c8e51..4e04aae 100755
--- a/admin.php
+++ b/admin.php
@@ -22,7 +22,7 @@ class admin_plugin_news extends DokuWiki_Admin_Plugin {
 	var $subfeed_selected = 0;
 	var $subfeed_name = "";
     
-  	function admin_plugin_news() {
+  	function __construct() {
 		   $this->helper =& plugin_load('helper', 'news');
            if($_REQUEST['subfeeds'] != 'NotSet') {
                $this->helper->setSubFeed($_REQUEST['subfeeds']);
diff --git a/helper.php b/helper.php
index e04e090..fa296ca 100755
--- a/helper.php
+++ b/helper.php
@@ -52,7 +52,7 @@ function pageUpdated(){
     function setUpdate($ar = null){	 
        if($ar) {
         $this->header = $ar[0];
-        $this->sub_feed = trim($ar[1]);
+        $this->sub_feed = trim($ar[1] ?? "");
         }
         $this->wasUpdated = true;
         
diff --git a/syntax/feed.php b/syntax/feed.php
index 1b6859a..c92f9cf 100755
--- a/syntax/feed.php
+++ b/syntax/feed.php
@@ -19,7 +19,7 @@
     class syntax_plugin_news_feed extends DokuWiki_Syntax_Plugin {
         var $helper;  
 		var $is_news_mgr;
-	    function syntax_plugin_news_feed() {
+	    function __construct() {
 		   $this->helper =& plugin_load('helper', 'news');
 		}		
         /**