diff --git a/GSoCIdeas2010.md b/GSoCIdeas2010.md
index 1cb78fd..7b9cf6c 100644
--- a/GSoCIdeas2010.md
+++ b/GSoCIdeas2010.md
@@ -4,7 +4,7 @@ This page contains specific suggestions for projects we would like to see in the
 
 If you are interested in working on any of these projects, please contact the Mentors listed at the bottom of the page.
 
-In addition, you may wish to discuss your proposal on IRC -- join us on #tahoe-lafs on irc.freenode.net.
+In addition, you may wish to discuss your proposal on IRC—join us on #tahoe-lafs on irc.freenode.net.
 
 We encourage you to come up with your own suggestions, if you cannot find a suitable project here. You can find more project ideas by [exploring the issue tracker](ViewTickets). Especially see [tickets labelled 'gsoc'](http://allmydata.org/trac/tahoe-lafs/query?status=!closed&order=priority&keywords=~gsoc) (developers: please add this label to any tickets that might make a good GSoC project).