diff --git a/app/views/competitions/competitions/charts.json.jbuilder b/app/views/competitions/competitions/charts.json.jbuilder
index f59f377f7..e0d501fbd 100644
--- a/app/views/competitions/competitions/charts.json.jbuilder
+++ b/app/views/competitions/competitions/charts.json.jbuilder
@@ -1,7 +1,7 @@
 json.user_ranks @user_ranks.each do |user_rank|
   rank = @records.map(&:id).index(user_rank.id)
   rank = rank.present? ? (rank+1) : 0
-  json.rank rank == 0 ? "--" : user_rank.rank
+  json.rank rank == 0 ? "--" : rank
   json.team_name user_rank.name
   json.user_name user_rank.user.real_name
   json.cost_time rank == 0 && user_rank.cost_time ? "--" : com_spend_time(user_rank.cost_time)