diff --git a/handbook/troggle/troglaptop.html b/handbook/troggle/troglaptop.html
index 42fb53b16..dd0499375 100644
--- a/handbook/troggle/troglaptop.html
+++ b/handbook/troggle/troglaptop.html
@@ -67,7 +67,7 @@ Windows Subsystem for Linux now packaged as a Microsoft Store app</a>,
 <p>Do familiarise yourself with the directory structure on the expo server, which we will be duplicating (partly) as docmented in <a href="serverconfig.html">The Expo Server</a>. We are not here doing a full install of all the software and scripts on the server, just the minimum to run, test and debug troggle on Django. These will be setup for you by <var>venv-trog.sh</var>.
 
 <h3>WSL on Windows</h3>
-<p><p> 
+<p>[You will need to read this is you are doing anything even very slightly off the beaten tracke: <a href="../computing/wsllaptop.html">WSL/Troggle</a>].<p> 
 
 <p>If you are using a very old laptop, you may have to run Ubuntu in WSL1 rather than WSL2. WSL2 requires virtualisation features that your hardware may not support if it is more than about 10 years old.
 <p>The standard documentation for Ubuntu or debian below all works, but you should first skim the