diff --git a/Docs/src/usefulinfos.but b/Docs/src/usefulinfos.but
index 97774e76..6f67f7a7 100644
--- a/Docs/src/usefulinfos.but
+++ b/Docs/src/usefulinfos.but
@@ -73,7 +73,7 @@ If both NoModify and NoRepair are set to 1, the button displays "Remove" instead
 Some install processes are required to call functions contained inside third party DLLs. A prime example of this is when installing a Palm(TM) conduit.
 
 \\<b\\>Some background about System.dll\\</b\\> \\<br\\>
-The System.dll plug-in (by Brainsucker) enables calling of external DLLs by providing the 'Call' function. There are a number of other functions provided by System.dll, but they will not be covered here. For more details about the other functions, lock the doors, take the phone off the hook, screw your head on *real* tight and head on over to the Contrib/System directory and read the docs there.
+The System.dll plug-in (by Brainsucker) enables calling of external DLLs by providing the 'Call' function. There are a number of other functions provided by System.dll, but they will not be covered here. For more details about the other functions, lock the doors, take the phone off the hook, screw your head on *real* tight and head on over to the \L{../Docs/System/System.html}{System readme}.
 
 \\<u\\>Data Types\\</u\\> \\<br\\>
 System.dll recognises the following data types: