diff --git a/app/views/home/platform_communicates/index.json.jbuilder b/app/views/home/platform_communicates/index.json.jbuilder
index 8a2d3d4d1..f88f5e0d1 100644
--- a/app/views/home/platform_communicates/index.json.jbuilder
+++ b/app/views/home/platform_communicates/index.json.jbuilder
@@ -9,5 +9,6 @@ json.communicates do
     json.enroll_field communicate.enroll_field.to_s.split(",")
     json.enroll_info current_user.watched?(communicate) ? communicate.watched_ext_info(current_user.id) : []
     json.url communicate.url_or_uuid
+    json.has_vote communicate.vote.present?
   end
 end
\ No newline at end of file