diff --git a/editions/tw5.com/tiddlers/wikitext/Linking in WikiText.tid b/editions/tw5.com/tiddlers/wikitext/Linking in WikiText.tid
index ab39ff45a..58694a9da 100644
--- a/editions/tw5.com/tiddlers/wikitext/Linking in WikiText.tid	
+++ b/editions/tw5.com/tiddlers/wikitext/Linking in WikiText.tid	
@@ -42,6 +42,8 @@ https://tiddlywiki.com/
 [[TW5|https://tiddlywiki.com/]]
 
 [[Mail me|mailto:me@where.net]]
+
+[[Open file|c://users/me/index.html]]
 ```
 
 For this syntax to work, the URL has to be recognisable as a URL. Otherwise, it is treated as a tiddler title. As a result, in case you want to link to a resource locatable using a relative path, use the extended syntax:
@@ -60,6 +62,10 @@ The extended syntax still works with full URLs, although in that case it is not
 [ext[https://tiddlywiki.com]]
 
 [ext[TW5|https://tiddlywiki.com]]
+
+[ext[Mail me|mailto:me@where.net]]
+
+[ext[Open file|c://users/me/index.html]]
 ```
 
 You can also use the extended syntax to force an external link: