diff --git a/htdocs/product/stock/list.php b/htdocs/product/stock/list.php
index f5121ea0089..f0b94f99bdb 100644
--- a/htdocs/product/stock/list.php
+++ b/htdocs/product/stock/list.php
@@ -232,7 +232,7 @@ foreach ($search as $key => $val)
 		if ($search[$key] == '-1') $search[$key] = '';
 		$mode_search = 2;
 	}
-	if ($search[$key] != '') $sql .= natural_search((($key == 'ref') ? 't.ref' : $key), $search[$key], (($key == 'status') ? 2 : $mode_search));
+	if ($search[$key] != '') $sql .= natural_search((($key == 'ref') ? 't.ref' : 't.' . $key), $search[$key], (($key == 'status') ? 2 : $mode_search));
 }
 if ($search_all) $sql .= natural_search(array_keys($fieldstosearchall), $search_all);
 // Add where from extra fields