diff --git a/app/lib/activitypub/activity/create.rb b/app/lib/activitypub/activity/create.rb
index 03e7cf9eda..7b6b7a7620 100644
--- a/app/lib/activitypub/activity/create.rb
+++ b/app/lib/activitypub/activity/create.rb
@@ -263,7 +263,7 @@ class ActivityPub::Activity::Create < ActivityPub::Activity
     as_array(@object['attachment']).each do |attachment|
       media_attachment_parser = ActivityPub::Parser::MediaAttachmentParser.new(attachment)
 
-      next if media_attachment_parser.remote_url.blank? || media_attachments.size >= 4
+      next if media_attachment_parser.remote_url.blank? || media_attachments.size >= MediaAttachment::ACTIVITYPUB_STATUS_ATTACHMENT_MAX
 
       begin
         media_attachment = MediaAttachment.create(