diff --git a/tests/models/ProjectImage.php b/tests/models/ProjectImage.php
index a8fdb5c..3305018 100644
--- a/tests/models/ProjectImage.php
+++ b/tests/models/ProjectImage.php
@@ -4,9 +4,6 @@ namespace tests\models;
 
 class ProjectImage extends \yii\db\ActiveRecord
 {
-    /** @var int */
-    protected $order;
-
     /**
      * @inheritdoc
      */