diff --git a/app/controllers/homework_common_controller.rb b/app/controllers/homework_common_controller.rb
index 4019e1110..dd498eff8 100644
--- a/app/controllers/homework_common_controller.rb
+++ b/app/controllers/homework_common_controller.rb
@@ -338,7 +338,6 @@ class HomeworkCommonController < ApplicationController
         if @homework.end_time < Time.now
           @homework.student_works.each do |student_work|
             set_shixun_final_score @homework, student_work, @homework_detail_manual.answer_open_evaluation
-            student_work.save
           end
         end
       end
diff --git a/app/helpers/application_helper.rb b/app/helpers/application_helper.rb
index 03d1cd5d9..49599ed48 100644
--- a/app/helpers/application_helper.rb
+++ b/app/helpers/application_helper.rb
@@ -283,7 +283,7 @@ module ApplicationHelper
     if myshixun.nil?
       0
     else
-      myshixun.games.select{|game| game.status == 2 && game.answer_open == 0}.count
+      myshixun.games.select{|game| game.status == 2 && !game.answer_open}.count
     end
   end
 
@@ -5224,9 +5224,9 @@ def set_shixun_final_score homework, student_work, answer_open_evaluation
     shixun = homework.homework_commons_shixuns.shixun
     passed_count = answer_open_evaluation ? had_passed_changllenge_num(shixun, student_work.user) : had_passed_no_ans_changllenge_num(shixun, student_work.user)
     final_score =(passed_count.to_f / shixun.challenges.count) * 100
-    student_work.final_score = format("%.2f",final_score.to_f)
+    student_work.update_column("final_score", format("%.2f",final_score.to_f))
     score = student_work.final_score - student_work.late_penalty
-    student_work.work_score = format("%.2f",(score < 0 ? 0 : score).to_f) if score
+    student_work.update_column("work_score", format("%.2f",(score < 0 ? 0 : score).to_f)) if score
   end
 end
 
diff --git a/lib/tasks/homework_publishtime.rake b/lib/tasks/homework_publishtime.rake
index 36cff6723..0a24b1503 100644
--- a/lib/tasks/homework_publishtime.rake
+++ b/lib/tasks/homework_publishtime.rake
@@ -86,10 +86,10 @@ namespace :homework_publishtime do
         homework.student_works.where("work_status != 0").each do |student_work|
           passed_count = homework.homework_detail_manual.answer_open_evaluation ? had_passed_changllenge_num_rake(student_work.myshixun) : had_passed_no_ans_changllenge_num_rake(student_work.myshixun)
           final_score =(passed_count.to_f / shixun.challenges.count) * 100
-          student_work.final_score = format("%.2f",final_score.to_f)
+          student_work.update_column("final_score", format("%.2f",final_score.to_f))
           score = student_work.final_score - student_work.late_penalty
           student_work.work_score = format("%.2f",(score < 0 ? 0 : score).to_f) if score
-          student_work.save
+          student_work.update_column("work_score", format("%.2f",(score < 0 ? 0 : score).to_f))
         end
       end
     end