diff --git a/app/controllers/competition_teams_controller.rb b/app/controllers/competition_teams_controller.rb
index cfa3a281..f115a610 100644
--- a/app/controllers/competition_teams_controller.rb
+++ b/app/controllers/competition_teams_controller.rb
@@ -33,9 +33,9 @@ class CompetitionTeamsController < ApplicationController
     @forked_myshixun_count_map.each { |k, v| @myshixun_count_map[forked_shixun_map[k]] += v }
 
     @course_count_map = get_valid_course_count(shixun_ids)
-    forked_map = get_valid_course_count(forked_shixun_map.keys)
+    @forked_map = get_valid_course_count(forked_shixun_map.keys)
     @forked_course_count_map = {}
-    forked_map.each do |forked_id, course_count|
+    @forked_map.each do |forked_id, course_count|
       @forked_course_count_map[forked_shixun_map[forked_id]] ||= 0
       @forked_course_count_map[forked_shixun_map[forked_id]] += course_count
     end
diff --git a/app/views/competition_teams/show.html.erb b/app/views/competition_teams/show.html.erb
index f8c974b7..caef09a5 100644
--- a/app/views/competition_teams/show.html.erb
+++ b/app/views/competition_teams/show.html.erb
@@ -98,7 +98,7 @@
         total_members_count += course.members_count.to_i
         total_shixun_homework_count += course['shixun_homework_count'].to_i
 
-        score = 500 + 5 * @course_shixun_count_map.fetch(course.id, 0) * @course_myshixun_map.fetch(course.id, 0)
+        score = 500 + 5 * @forked_map.fetch(course.id, 0) * @course_myshixun_map.fetch(course.id, 0)
         total_course_score += score
       %>
       <tr>