diff --git a/app/services/homeworks_service.rb b/app/services/homeworks_service.rb
index 2d6f50b5c..1e155dde0 100644
--- a/app/services/homeworks_service.rb
+++ b/app/services/homeworks_service.rb
@@ -111,7 +111,7 @@ class HomeworksService
         if homework.work_efficiency
           if homework.max_efficiency < student_work.efficiency
             # homework.max_efficiency = student_work.efficiency
-            homework.update_column("max_efficiency", homework.max_efficiency)
+            homework.update_column("max_efficiency", student_work.efficiency)
           end
           # eff_score = homework.max_efficiency == 0 ? 0 : student_work.efficiency / homework.max_efficiency * homework.eff_score
           # student_work.eff_score = format("%.2f", eff_score)
@@ -200,7 +200,7 @@ class HomeworksService
 
               # 如果作业的最大效率值有变更则更新所有作品的效率分
               if homework.work_efficiency && homework.max_efficiency < work.efficiency
-                homework.update_column("max_efficiency", homework.max_efficiency)
+                homework.update_column("max_efficiency", work.efficiency)
               end
             end