diff --git a/ruby/lib/jam_ruby/models/email_batch_scheduled_sessions.rb b/ruby/lib/jam_ruby/models/email_batch_scheduled_sessions.rb
index 34c5ac3a1..8ef39a14c 100644
--- a/ruby/lib/jam_ruby/models/email_batch_scheduled_sessions.rb
+++ b/ruby/lib/jam_ruby/models/email_batch_scheduled_sessions.rb
@@ -141,7 +141,7 @@ SQL
 
     def self.send_daily_session_batch
       oo = self.create
-      oo..deliver_batch
+      oo.deliver_batch
       oo
     end