diff --git a/_admin.php b/_admin.php
index 7408da3..40d440d 100644
--- a/_admin.php
+++ b/_admin.php
@@ -1,18 +1,17 @@
 <?php
 /**
  * @brief lastBlogUpdate, a plugin for Dotclear 2
- * 
+ *
  * @package Dotclear
  * @subpackage Plugin
- * 
+ *
  * @author Jean-Christian Denis, Pierre Van Glabeke
- * 
+ *
  * @copyright Jean-Christian Denis
  * @copyright GPL-2.0 https://www.gnu.org/licenses/gpl-2.0.html
  */
-
 if (!defined('DC_CONTEXT_ADMIN')) {
     return null;
 }
 
-require dirname(__FILE__) . '/_widgets.php';
\ No newline at end of file
+require __DIR__ . '/_widgets.php';
diff --git a/_define.php b/_define.php
index 1676cd5..07a9eb2 100644
--- a/_define.php
+++ b/_define.php
@@ -1,16 +1,15 @@
 <?php
 /**
  * @brief lastBlogUpdate, a plugin for Dotclear 2
- * 
+ *
  * @package Dotclear
  * @subpackage Plugin
- * 
+ *
  * @author Jean-Christian Denis, Pierre Van Glabeke
- * 
+ *
  * @copyright Jean-Christian Denis
  * @copyright GPL-2.0 https://www.gnu.org/licenses/gpl-2.0.html
  */
-
 if (!defined('DC_RC_PATH')) {
     return null;
 }
@@ -19,13 +18,16 @@ $this->registerModule(
     'Last blog update',
     'Show the dates of last updates of your blog in a widget',
     'Jean-Christian Denis, Pierre Van Glabeke',
-    '2021.09.17',
+    '2022.11.12',
     [
-        'requires' => [['core', '2.19']],
-        'permissions' => 'usage,contentadmin',
-        'type' => 'plugin',
-        'support' => 'http://forum.dotclear.org/viewtopic.php?pid=332950#p332950',
-        'details' => 'http://plugins.dotaddict.org/dc2/details/lastBlogUpdate',
-        'repository' => 'https://raw.githubusercontent.com/JcDenis/lastBlogUpdate/master/dcstore.xml'
+        'requires'    => [['core', '2.24']],
+        'permissions' => dcCore::app()->auth->makePermissions([
+            dcAuth::PERMISSION_USAGE,
+            dcAuth::PERMISSION_CONTENT_ADMIN,
+        ]),
+        'type'       => 'plugin',
+        'support'    => 'http://forum.dotclear.org/viewtopic.php?pid=332950#p332950',
+        'details'    => 'http://plugins.dotaddict.org/dc2/details/lastBlogUpdate',
+        'repository' => 'https://raw.githubusercontent.com/JcDenis/lastBlogUpdate/master/dcstore.xml',
     ]
-);
\ No newline at end of file
+);
diff --git a/_public.php b/_public.php
index 6c2e6b9..804c432 100644
--- a/_public.php
+++ b/_public.php
@@ -1,36 +1,32 @@
 <?php
 /**
  * @brief lastBlogUpdate, a plugin for Dotclear 2
- * 
+ *
  * @package Dotclear
  * @subpackage Plugin
- * 
+ *
  * @author Jean-Christian Denis, Pierre Van Glabeke
- * 
+ *
  * @copyright Jean-Christian Denis
  * @copyright GPL-2.0 https://www.gnu.org/licenses/gpl-2.0.html
  */
-
 if (!defined('DC_RC_PATH')) {
-
     return null;
 }
 
-require dirname(__FILE__).'/_widgets.php';
+require __DIR__ . '/_widgets.php';
 
 function lastBlogUpdateWidgetPublic($w)
 {
-    global $core;
-
     if ($w->offline) {
         return null;
     }
 
     # Nothing to display
-    if ($w->homeonly == 1 && $core->url->type != 'default' 
-    ||  $w->homeonly == 2 && $core->url->type == 'default' 
-    || !$w->blog_show && !$w->post_show && !$w->comment_show && !$w->media_show 
-    || !$w->blog_text && !$w->post_text && !$w->comment_text && !$w->media_text) {
+    if ($w->homeonly == 1 && dcCore::app()->url->type != 'default'
+    || $w->homeonly  == 2  && dcCore::app()->url->type == 'default'
+    || !$w->blog_show     && !$w->post_show && !$w->comment_show && !$w->media_show
+    || !$w->blog_text     && !$w->post_text && !$w->comment_text && !$w->media_text) {
         return null;
     }
 
@@ -39,18 +35,18 @@ function lastBlogUpdateWidgetPublic($w)
     # Blog
     if ($w->blog_show && $w->blog_text) {
         $title = $w->blog_title ? sprintf('<strong>%s</strong>', html::escapeHTML($w->blog_title)) : '';
-        $text = dt::str($w->blog_text, $core->blog->upddt, $core->blog->settings->system->blog_timezone);
-        $blog = sprintf('<li>%s%s</li>', $title, $text);
+        $text  = dt::str($w->blog_text, dcCore::app()->blog->upddt, dcCore::app()->blog->settings->system->blog_timezone);
+        $blog  = sprintf('<li>%s%s</li>', $title, $text);
     }
 
     # Post
     if ($w->post_show && $w->post_text) {
-        $rs = $core->blog->getPosts(['limit' => 1, 'no_content' => true]);
+        $rs = dcCore::app()->blog->getPosts(['limit' => 1, 'no_content' => true]);
         if (!$rs->isEmpty()) {
             $title = $w->post_title ? sprintf('<strong>%s</strong>', html::escapeHTML($w->post_title)) : '';
-            $text = dt::str($w->post_text, strtotime($rs->post_upddt), $core->blog->settings->system->blog_timezone);
-            $link = $rs->getURL();
-            $over = $rs->post_title;
+            $text  = dt::str($w->post_text, strtotime($rs->post_upddt), dcCore::app()->blog->settings->system->blog_timezone);
+            $link  = $rs->getURL();
+            $over  = $rs->post_title;
 
             $post = sprintf('<li>%s<a href="%s" title="%s">%s</a></li>', $title, $link, $over, $text);
         }
@@ -58,12 +54,12 @@ function lastBlogUpdateWidgetPublic($w)
 
     # Comment
     if ($w->comment_show && $w->comment_text) {
-        $rs = $core->blog->getComments(['limit' => 1, 'no_content' => true]);
+        $rs = dcCore::app()->blog->getComments(['limit' => 1, 'no_content' => true]);
         if (!$rs->isEmpty()) {
             $title = $w->comment_title ? sprintf('<strong>%s</strong>', html::escapeHTML($w->comment_title)) : '';
-            $text = dt::str($w->comment_text, strtotime($rs->comment_upddt), $core->blog->settings->system->blog_timezone);
-            $link = $core->blog->url . $core->getPostPublicURL($rs->post_type, html::sanitizeURL($rs->post_url)) . '#c' . $rs->comment_id;
-            $over = $rs->post_title;
+            $text  = dt::str($w->comment_text, strtotime($rs->comment_upddt), dcCore::app()->blog->settings->system->blog_timezone);
+            $link  = dcCore::app()->blog->url . dcCore::app()->getPostPublicURL($rs->post_type, html::sanitizeURL($rs->post_url)) . '#c' . $rs->comment_id;
+            $over  = $rs->post_title;
 
             $comment = sprintf('<li>%s<a href="%s" title="%s">%s</a></li>', $title, $link, $over, $text);
         }
@@ -71,22 +67,22 @@ function lastBlogUpdateWidgetPublic($w)
 
     # Media
     if ($w->media_show && $w->media_text) {
-        $rs = $core->con->select(
-            'SELECT media_upddt FROM ' . $core->prefix . 'media ' .
-            "WHERE media_path='" . $core->con->escape($core->blog->settings->system->public_path) . "' " .
-            'ORDER BY media_upddt DESC ' . $core->con->limit(1)
+        $rs = dcCore::app()->con->select(
+            'SELECT media_upddt FROM ' . dcCore::app()->prefix . dcMedia::MEDIA_TABLE_NAME . ' ' .
+            "WHERE media_path='" . dcCore::app()->con->escape(dcCore::app()->blog->settings->system->public_path) . "' " .
+            'ORDER BY media_upddt DESC ' . dcCore::app()->con->limit(1)
         );
 
         if (!$rs->isEmpty()) {
             $title = $w->media_title ? sprintf('<strong>%s</strong>', html::escapeHTML($w->media_title)) : '';
-            $text = dt::str($w->media_text, strtotime($rs->f('media_upddt')), $core->blog->settings->system->blog_timezone);
+            $text  = dt::str($w->media_text, strtotime($rs->f('media_upddt')), dcCore::app()->blog->settings->system->blog_timezone);
 
             $media = sprintf('<li>%s%s</li>', $title, $text);
         }
     }
 
     # --BEHAVIOR-- lastBlogUpdateWidgetParse
-    $addons = $core->callBehavior('lastBlogUpdateWidgetParse', $core, $w);
+    $addons = dcCore::app()->callBehavior('lastBlogUpdateWidgetParse', $w);
 
     # Nothing to display
     if (!$blog && !$post && !$comment && !$media && !$addons) {
@@ -101,4 +97,4 @@ function lastBlogUpdateWidgetPublic($w)
         ($w->title ? $w->renderTitle(html::escapeHTML($w->title)) : '') .
             sprintf('<ul>%s</ul>', $blog . $post . $comment . $media . $addons)
     );
-}
\ No newline at end of file
+}
diff --git a/_widgets.php b/_widgets.php
index 3013ed2..da830c7 100644
--- a/_widgets.php
+++ b/_widgets.php
@@ -1,34 +1,31 @@
 <?php
 /**
  * @brief lastBlogUpdate, a plugin for Dotclear 2
- * 
+ *
  * @package Dotclear
  * @subpackage Plugin
- * 
+ *
  * @author Jean-Christian Denis, Pierre Van Glabeke
- * 
+ *
  * @copyright Jean-Christian Denis
  * @copyright GPL-2.0 https://www.gnu.org/licenses/gpl-2.0.html
  */
-
 if (!defined('DC_RC_PATH')) {
     return null;
 }
 
-$core->addBehavior('initWidgets', 'lastBlogUpdateWidgetAdmin');
+dcCore::app()->addBehavior('initWidgets', 'lastBlogUpdateWidgetAdmin');
 
 function lastBlogUpdateWidgetAdmin($w)
 {
-    global $core;
-
     $w
             ->create(
-            'lastblogupdate',
-            __('LastBlogUpdate: dates of lastest updates'),
-            'lastBlogUpdateWidgetPublic',
-            null,
-            "Show the dates of last updates of your blog in a widget"
-        )
+                'lastblogupdate',
+                __('LastBlogUpdate: dates of lastest updates'),
+                'lastBlogUpdateWidgetPublic',
+                null,
+                'Show the dates of last updates of your blog in a widget'
+            )
         ->addTitle(__('Dates of lastest updates'))
         ->setting(
             'blog_show',
@@ -104,11 +101,11 @@ function lastBlogUpdateWidgetAdmin($w)
         );
 
     # --BEHAVIOR-- lastBlogUpdateWidgetInit
-    $core->callBehavior('lastBlogUpdateWidgetInit', $w);
+    dcCore::app()->callBehavior('lastBlogUpdateWidgetInit', $w);
 
     $w->lastblogupdate
         ->addHomeOnly()
         ->addContentOnly()
         ->addClass()
         ->addOffline();
-}
\ No newline at end of file
+}