@@ -22,8 +22,8 @@
 If you don't think this is all that useful, then you've never had to write
 a shell script that only affects project files and leaves everything
 else alone.  ;)
 
 The <code>extra</code> command is almost, but not quite entirely, the exact
-opposite of the <code>ls</code> command.
+opposite of the <a href="wiki?name=fossil+ls"><code>ls</code></a> command.
 
 See also: [fossil clean], [fossil ls], [Reference]