diff --git a/models/Asset.php b/models/Asset.php
index 483c799..bdf6b38 100644
--- a/models/Asset.php
+++ b/models/Asset.php
@@ -27,7 +27,10 @@ class Asset
 	protected function __construct(array $data)
 	{
 		foreach ($data as $attribute => $value)
-			$this->$attribute = $value;
+		{
+			if (property_exists($this, $attribute))
+				$this->$attribute = $value;
+		}
 
 		if (!empty($data['date_captured']) && $data['date_captured'] !== 'NULL')
 			$this->date_captured = new DateTime($data['date_captured']);