diff --git a/sources/application/UI/Base/Layout/NavigationMenu/NavigationMenu.php b/sources/application/UI/Base/Layout/NavigationMenu/NavigationMenu.php
index ee4c1f498..6dd7b91d6 100644
--- a/sources/application/UI/Base/Layout/NavigationMenu/NavigationMenu.php
+++ b/sources/application/UI/Base/Layout/NavigationMenu/NavigationMenu.php
@@ -289,6 +289,10 @@ class NavigationMenu extends UIBlock implements iKeyboardShortcut
 		}
 	}
 
+	/**
+	 * @return True if the silo selection is enabled, false otherwise
+	 * @since 3.1.0
+	 */
 	public function IsSiloSelectionEnabled() : bool {
 		return MetaModel::GetConfig()->Get('navigation_menu.show_organization_filter');
 	}