diff --git a/public/help/wiki_syntax_detailed.html b/public/help/wiki_syntax_detailed.html
index 581da8582..b3db673b9 100644
--- a/public/help/wiki_syntax_detailed.html
+++ b/public/help/wiki_syntax_detailed.html
@@ -61,7 +61,7 @@
 
         <ul>
             <li><strong>[[sandbox:some page]]</strong> displays a link to the page named 'Some page' of the Sandbox wiki</li>
-            <li><strong>[[sandbox]]</strong> displays a link to the Sandbox wiki main page</li>
+            <li><strong>[[sandbox:]]</strong> displays a link to the Sandbox wiki main page</li>
         </ul>
 
         <p>Wiki links are displayed in red if the page doesn't exist yet, eg: <a href="Nonexistent_page.html" class="wiki-page new">Nonexistent page</a>.</p>