diff --git a/app/views/hack_user_lastest_codes/show.json.jbuilder b/app/views/hack_user_lastest_codes/show.json.jbuilder
index f3ae49539..098c24546 100644
--- a/app/views/hack_user_lastest_codes/show.json.jbuilder
+++ b/app/views/hack_user_lastest_codes/show.json.jbuilder
@@ -7,6 +7,7 @@ json.hack do
   json.submit_count @hack.submit_num
   json.modify_code @modify
   json.comments_count @hack.discusses.count
+  json.user_praise @hack.praise_treads.select{|pt| pt.user_id == current_user.id}.length > 0
 end
 
 json.test_case do