diff --git a/app/common/service/StudentHomeworkService.php b/app/common/service/StudentHomeworkService.php
index 6bc31e8..4053f61 100644
--- a/app/common/service/StudentHomeworkService.php
+++ b/app/common/service/StudentHomeworkService.php
@@ -45,7 +45,7 @@ class StudentHomeworkService
                 throw new Exception('未找到学生排课信息');
             }
 
-            $subject_homework = SubjectHomework::where(['teacher_schedule_time_id' => $student_schedule->teacher_schedule_time_id, 'is_publish' => 1])->findOrEmpty();
+            $subject_homework = SubjectHomework::where(['teacher_schedule_time_id' => $student_schedule->teacher_schedule_time_id, 'homework_file_is_publish' => 1])->findOrEmpty();
             if ($subject_homework->isEmpty()) {
                 throw new Exception('老师还未布置课程作业');
             }