diff --git a/app/mailers/user_notifications.rb b/app/mailers/user_notifications.rb
index 9029341d9..6f2345137 100644
--- a/app/mailers/user_notifications.rb
+++ b/app/mailers/user_notifications.rb
@@ -275,7 +275,7 @@ class UserNotifications < ActionMailer::Base
     context_posts = context_posts.to_a
 
     if context_posts.present?
-      context << "---\n*#{I18n.t('user_notifications.previous_discussion')}*\n"
+      context << "-- \n*#{I18n.t('user_notifications.previous_discussion')}*\n"
       context_posts.each do |cp|
         context << email_post_markdown(cp)
       end
diff --git a/lib/email/receiver.rb b/lib/email/receiver.rb
index fdaaddea3..cb45b7d8b 100644
--- a/lib/email/receiver.rb
+++ b/lib/email/receiver.rb
@@ -143,7 +143,7 @@ module Email
     end
 
     def previous_replies_regex
-      @previous_replies_regex ||= /^---\n\*#{I18n.t("user_notifications.previous_discussion")}\*\n/im
+      @previous_replies_regex ||= /^--[- ]\n\*#{I18n.t("user_notifications.previous_discussion")}\*\n/im
     end
 
     def trim_discourse_markers(reply)