diff --git a/core/attributedef.class.inc.php b/core/attributedef.class.inc.php
index b25e680ed..53cd91fc2 100644
--- a/core/attributedef.class.inc.php
+++ b/core/attributedef.class.inc.php
@@ -10181,6 +10181,9 @@ abstract class AttributeSet extends AttributeDBFieldVoid
 	}
 }
 
+/**
+ * @since 2.7.0 N°985
+ */
 class AttributeEnumSet extends AttributeSet
 {
 	const SEARCH_WIDGET_TYPE = self::SEARCH_WIDGET_TYPE_TAG_SET;