diff --git a/app/Admin/Controllers/MessageController.php b/app/Admin/Controllers/MessageController.php
index 9334db8f..c66041fc 100644
--- a/app/Admin/Controllers/MessageController.php
+++ b/app/Admin/Controllers/MessageController.php
@@ -18,9 +18,8 @@ class MessageController extends AdminController
      */
     protected function grid()
     {
-        $builder = new Message();
-        return Grid::make($builder, function (Grid $grid) {
-            $grid->model()->where('user_id', 0);
+        return Grid::make(new Message(), function (Grid $grid) {
+            $grid->model()->where('user_id', '=', 0);
             $grid->column('id')->sortable();
             $grid->column('title');
             $grid->column('content');
diff --git a/app/Models/Message.php b/app/Models/Message.php
index 8be4760b..c53d2563 100644
--- a/app/Models/Message.php
+++ b/app/Models/Message.php
@@ -22,7 +22,7 @@ class Message extends Model
     ];
 
     protected $fillable = [
-        'title', 'content', 'type', 'ext', 'jump_type', 'jump_link',
+        'title', 'content', 'type', 'ext', 'jump_type', 'jump_link', 'user_id',
     ];
 
     public function logs()