diff --git a/editions/tw5.com/tiddlers/messages/WidgetMessage_ tm-close-all-windows.tid b/editions/tw5.com/tiddlers/messages/WidgetMessage_ tm-close-all-windows.tid
index d916460e9..75fbbfc09 100644
--- a/editions/tw5.com/tiddlers/messages/WidgetMessage_ tm-close-all-windows.tid	
+++ b/editions/tw5.com/tiddlers/messages/WidgetMessage_ tm-close-all-windows.tid	
@@ -3,6 +3,7 @@ modified: 20220301180818011
 tags: Messages
 title: WidgetMessage: tm-close-all-windows
 type: text/vnd.tiddlywiki
+caption: tm-close-all-windows
 
 <<.from-version 5.2.2>>
 The `tm-close-all-windows` [[message|Messages]] closes all additional //browser// window that were opened with [[tm-open-window|WidgetMessage: tm-open-window]].