diff --git a/app/controllers/submitters_send_email_controller.rb b/app/controllers/submitters_send_email_controller.rb
index 1f04c416..5ac98ead 100644
--- a/app/controllers/submitters_send_email_controller.rb
+++ b/app/controllers/submitters_send_email_controller.rb
@@ -7,6 +7,8 @@ class SubmittersSendEmailController < ApplicationController
     if Docuseal.multitenant? && SubmissionEvent.exists?(submitter: @submitter,
                                                         event_type: 'send_email',
                                                         created_at: 24.hours.ago..Time.current)
+      Rollbar.warning("Already sent: #{@submitter.id}") if defined?(Rollbar)
+
       return redirect_back(fallback_location: submission_path(@submitter.submission),
                            alert: 'Email has been sent already.')
     end