diff --git a/models/Asset.php b/models/Asset.php
index c2973c7..49e43bc 100644
--- a/models/Asset.php
+++ b/models/Asset.php
@@ -8,17 +8,17 @@
 
 class Asset
 {
-	protected $id_asset;
-	protected $id_user_uploaded;
-	protected $subdir;
-	protected $filename;
-	protected $title;
-	protected $slug;
-	protected $mimetype;
-	protected $image_width;
-	protected $image_height;
-	protected $date_captured;
-	protected $priority;
+	public $id_asset;
+	public $id_user_uploaded;
+	public $subdir;
+	public $filename;
+	public $title;
+	public $slug;
+	public $mimetype;
+	public $image_width;
+	public $image_height;
+	public $date_captured;
+	public $priority;
 
 	protected $meta;
 	protected $tags;
@@ -675,6 +675,28 @@ class Asset
 			FROM assets');
 	}
 
+	public function save()
+	{
+		if (empty($this->id_asset))
+			throw new UnexpectedValueException();
+
+		return Registry::get('db')->query('
+			UPDATE assets
+			SET id_asset = {int:id_asset},
+				id_user_uploaded = {int:id_user_uploaded},
+				subdir = {string:subdir},
+				filename = {string:filename},
+				title = {string:title},
+				slug = {string:slug},
+				mimetype = {string:mimetype},
+				image_width = {int:image_width},
+				image_height = {int:image_height},
+				date_captured = {datetime:date_captured},
+				priority = {int:priority}
+			WHERE id_asset = {int:id_asset}',
+			get_object_vars($this));
+	}
+
 	public function setKeyData($title, $slug, DateTime $date_captured = null, $priority)
 	{
 		$params = [