diff --git a/app/Http/Controllers/Api/DialogController.php b/app/Http/Controllers/Api/DialogController.php
index 26fca4037..51004964b 100755
--- a/app/Http/Controllers/Api/DialogController.php
+++ b/app/Http/Controllers/Api/DialogController.php
@@ -2439,8 +2439,8 @@ class DialogController extends AbstractController
             if ($msg) {
                 $doneUserIds = WebSocketDialogMsgTodo::whereMsgId($msg->id)
                     ->whereNotNull('done_at')
-                    ->orderBy('done_at')
-                    ->orderBy('id')
+                    ->orderByDesc('done_at')
+                    ->orderByDesc('id')
                     ->pluck('userid')
                     ->toArray();
                 //
diff --git a/database/migrations/2025_12_19_000001_reverse_done_userids_in_todo_done_msgs.php b/database/migrations/2025_12_19_000001_reverse_done_userids_in_todo_done_msgs.php
new file mode 100644
index 000000000..6eb7bd840
--- /dev/null
+++ b/database/migrations/2025_12_19_000001_reverse_done_userids_in_todo_done_msgs.php
@@ -0,0 +1,61 @@
+<?php
+
+use App\Module\Base;
+use Illuminate\Database\Migrations\Migration;
+use Illuminate\Support\Facades\DB;
+
+class ReverseDoneUseridsInTodoDoneMsgs extends Migration
+{
+    /**
+     * Run the migrations.
+     *
+     * @return void
+     */
+    public function up()
+    {
+        $this->reverseDoneUserids('2025-12-19 00:00:00');
+    }
+
+    /**
+     * Reverse the migrations.
+     *
+     * @return void
+     */
+    public function down()
+    {
+        $this->reverseDoneUserids('2025-12-19 00:00:00');
+    }
+
+    private function reverseDoneUserids(string $after)
+    {
+        DB::table('web_socket_dialog_msgs')
+            ->select(['id', 'msg'])
+            ->where('type', 'todo')
+            ->where('created_at', '>', $after)
+            ->orderBy('id')
+            ->chunkById(200, function ($rows) {
+                foreach ($rows as $row) {
+                    $msg = Base::json2array($row->msg);
+                    if (empty($msg) || !is_array($msg)) {
+                        continue;
+                    }
+                    if (($msg['action'] ?? '') !== 'done') {
+                        continue;
+                    }
+                    $data = $msg['data'] ?? null;
+                    if (!is_array($data)) {
+                        continue;
+                    }
+                    $doneUserids = $data['done_userids'] ?? null;
+                    if (!is_array($doneUserids) || count($doneUserids) < 2) {
+                        continue;
+                    }
+                    $data['done_userids'] = array_reverse($doneUserids);
+                    $msg['data'] = $data;
+                    DB::table('web_socket_dialog_msgs')
+                        ->where('id', $row->id)
+                        ->update(['msg' => Base::array2json($msg)]);
+                }
+            });
+    }
+}