diff --git a/htdocs/core/class/commonobject.class.php b/htdocs/core/class/commonobject.class.php
index 8a55ff14dac..a74102eb836 100644
--- a/htdocs/core/class/commonobject.class.php
+++ b/htdocs/core/class/commonobject.class.php
@@ -6735,7 +6735,7 @@ abstract class CommonObject
 			$this->db->begin();
 
 			$table_element = $this->table_element;
-			if ($table_element == 'categorie') {
+			if ($table_element == 'categorie') {	// TODO Rename table llx_categories_extrafields into llx_categorie_extrafields so we can remove this.
 				$table_element = 'categories'; // For compatibility
 			}