diff --git a/app/models/concerns/indexable.rb b/app/models/concerns/indexable.rb
index 1054f11c6..03b1e0538 100644
--- a/app/models/concerns/indexable.rb
+++ b/app/models/concerns/indexable.rb
@@ -8,18 +8,18 @@ module Indexable
       # use index_document instead of update_document to also update virtual attributes
       IndexJob.perform_later(self)
       if self.class.name == "Doi" && !Rails.env.test?
-        index_interval = (Time.zone.now - updated_at).to_i
+        index_interval = (Time.zone.now - updated_at)
         logger = Logger.new(STDOUT)
         logger.info "[Elasticsearch] Indexing of DOI #{doi} finished #{index_interval.to_s} seconds after DOI update."
         
-        send_import_message(self.to_jsonapi)
+        # send_import_message(self.to_jsonapi)
       end
     end
   
     before_destroy do
       begin
         __elasticsearch__.delete_document
-        send_delete_message(self.to_jsonapi) if self.class.name == "Doi" && !Rails.env.test?
+        # send_delete_message(self.to_jsonapi) if self.class.name == "Doi" && !Rails.env.test?
       rescue Elasticsearch::Transport::Transport::Errors::NotFound
         nil
       end