diff --git a/ruby/lib/jam_ruby/resque/scheduled/music_session_scheduler.rb b/ruby/lib/jam_ruby/resque/scheduled/music_session_scheduler.rb
index f54215896..762d0c915 100644
--- a/ruby/lib/jam_ruby/resque/scheduled/music_session_scheduler.rb
+++ b/ruby/lib/jam_ruby/resque/scheduled/music_session_scheduler.rb
@@ -27,8 +27,9 @@ module JamRuby
     end
 
     def run
-      # get all weekly sessions that have ended in the last 15 minutes
-      criteria = "recurring_mode = 'weekly' AND session_removed_at is not null AND canceled = false AND next_session_scheduled = false"
+      # get all weekly sessions that started at least 4 hours ago
+      time_threshold = Time.now.
+      criteria = "recurring_mode = 'weekly' AND scheduled_start + interval '4hours' < NOW() AND canceled = false AND next_session_scheduled = false"
       MusicSession.find_each(:conditions => criteria) do |music_session|
         music_session.copy
       end