diff --git a/htdocs/bom/class/bom.class.php b/htdocs/bom/class/bom.class.php
index be4e9eed510..8b62277617f 100644
--- a/htdocs/bom/class/bom.class.php
+++ b/htdocs/bom/class/bom.class.php
@@ -992,7 +992,7 @@ class BOM extends CommonObject
 /**
  * Class for BOMLine
  */
-class BOMLine extends CommonObject
+class BOMLine extends CommonObjectLine
 {
 	/**
 	 * @var string ID to identify managed object