update upcoming classes

diff --git a/challenge-bot.com/upcoming-classes.md b/challenge-bot.com/upcoming-classes.md
index 5e55ddc13c4bb53394b6ae76932520547b72bbf1..eef88aa158c5834e926b7d9d3beae20379e0463d 100644 (file)
--- a/challenge-bot.com/upcoming-classes.md
+++ b/challenge-bot.com/upcoming-classes.md
@@ -16,8 +16,6 @@ You can also sign up for
 
 ***entropi*** ([map](http://maps.google.com/maps?f=q&hl=en&q=1270+Lawrence+Station+Rd%2C+Suite+I%2C+Sunnyvale%2C+CA%2C+us)).
 
-### session 3: 2015-06-13 13:00 - 15:00 ([event page @ entropi](http://www.meetup.com/Entropi/events/222191554/))
-
 ### mechanical assembly: 2015-06-27 13:00 - 17:00 ([event page @ entropi](http://www.meetup.com/Entropi/events/223090743/))
 
 ### wiring + software: 2015-06-28 13:00 - 17:00 ([event page @ entropi](http://www.meetup.com/Entropi/events/223091058/))
@@ -26,7 +24,7 @@ You can also sign up for
 
 ### mechanical assembly: 2015-06-23 18:00 - 20:00 ([event page @ hacker dojo](http://events.hackerdojo.com/event/5241276265922560-challenge-bot))
 
-### wiring + software: 2015-06-26 18:00 - 20:00 ([event page @ hacker dojo](http://events.hackerdojo.com/event/5211251491733504-challenge-bot))
+### wiring + software: 2015-06-26 18:00 - 20:00 ([event page @ hacker dojo](http://events.hackerdojo.com/event/6367176172765184-challenge-bot))
 
 **ongoing class**