diff --git a/app/controllers/student_work_controller.rb b/app/controllers/student_work_controller.rb
index 954ab733f..596d5ba51 100644
--- a/app/controllers/student_work_controller.rb
+++ b/app/controllers/student_work_controller.rb
@@ -257,7 +257,7 @@ class StudentWorkController < ApplicationController
       work_ids = "(" + @homework.student_works.map(&:id).join(",") + ")"
       @stundet_works = StudentWork.find_by_sql("SELECT *,(all_count - has_count) AS absence FROM(
       SELECT * ,
-        (SELECT evaluation_num FROM homework_detail_manuals WHERE  homework_detail_manuals.homework_common_id = #{@homework.id}) AS all_count,
+        (SELECT COUNT(*) FROM `student_works_evaluation_distributions` WHERE user_id = student_works.user_id AND student_work_id IN #{work_ids}) AS all_count,
         (SELECT COUNT(*) FROM `student_works_scores` WHERE user_id = student_works.user_id AND student_work_id IN #{work_ids}) AS has_count
       FROM `student_works`
       WHERE homework_common_id = #{@homework.id}