diff --git a/_admin.php b/_admin.php
index 46d3abc..0d8da43 100644
--- a/_admin.php
+++ b/_admin.php
@@ -332,12 +332,11 @@ class adminBehaviorPostExpired
 
         if ($post_id) {
 
-            $rs = $core->meta->getMeta(
-                'post_expired',
-                1,
-                null,
-                $post_id
-            );
+            $rs = $core->meta->getMetadata([
+                'meta_type' => 'post_expired',
+                'post_id' => $post_id,
+                'limit' => 1
+            ]);
 
             if (!$rs->isEmpty()) {
                 $post_expired = decodePostExpired($rs->meta_id);
diff --git a/_define.php b/_define.php
index d8fe0b3..73d30cc 100644
--- a/_define.php
+++ b/_define.php
@@ -19,7 +19,7 @@ $this->registerModule(
     'Expired entries',
     'Change entries options at a given date', 
     'Jean-Christian Denis and Contributors',
-    '2021.08.19',
+    '2021.08.20',
     [
         'permissions'   => 'usage,contentadmin',
         'type'          => 'plugin',
diff --git a/_public.php b/_public.php
index 994a92d..9146afc 100644
--- a/_public.php
+++ b/_public.php
@@ -182,17 +182,17 @@ class rsExtPostExpiredPublic extends rsExtPost
     public static function postExpiredDate(record $rs)
     {
         if (!$rs->postexpired[$rs->post_id]) { //memory
-            $rs_date = $rs->core->meta->getMetadata(array(
+            $rs_date = $rs->core->meta->getMetadata([
                 'meta_type' => 'post_expired',
                 'post_id'=> $rs->post_id,
                 'limit'=> 1
-            ));
+            ]);
 
             if ($rs_date->isEmpty()) {
                 return null;
             }
 
-            $v = unserialize(base64_decode($rs_date->meta_id));
+            $v = decodePostExpired($rs_date->meta_id);
             $rs->postexpired[$rs->post_id] = $v['date'];
         }