diff --git a/app/controllers/competition_teams_controller.rb b/app/controllers/competition_teams_controller.rb
index 933fc4df..18c16f91 100644
--- a/app/controllers/competition_teams_controller.rb
+++ b/app/controllers/competition_teams_controller.rb
@@ -43,7 +43,7 @@ class CompetitionTeamsController < ApplicationController
 
 
     # 课堂
-    student_count_subquery = CourseMember.where('course_id = courses.id AND role = 5').select('count(*)').to_sql
+    student_count_subquery = CourseMember.where('course_id = courses.id AND role = 4').select('count(*)').to_sql
     subquery = StudentWork.where('homework_common_id = hcs.id')
                 .select('sum(compelete_status !=0 ) as finish, count(*) as total')
                 .having('total != 0 and finish >= (total / 2)').to_sql