diff --git a/doc/gf-course.html b/doc/gf-course.html
index 8dd3c5289..85084ac74 100644
--- a/doc/gf-course.html
+++ b/doc/gf-course.html
@@ -7,7 +7,7 @@
 <P ALIGN="center"><CENTER><H1>Graduate Course: GF (Grammatical Framework)</H1>
 <FONT SIZE="4">
 <I>Aarne Ranta</I><BR>
-Tue Aug 21 09:20:18 2007
+Tue Aug 21 09:21:59 2007
 </FONT></CENTER>
 
 <P>
@@ -25,7 +25,7 @@ Autumn Term 2007.
 21/8 Course mailing list started. 
 To subscribe, send a mail to <CODE>gf-subscribe at gslt hum gu se</CODE> 
 (replacing spaces by dots except around the word at, where the spaces 
-are just removed).
+are just removed, and the word itself is replaced by the at symbol).
 </P>
 <P>
 20/8/2007 <A HREF="http://www.gslt.hum.gu.se/courses/schedule.html">Schedule</A>.