diff --git a/WeChatApplet/Services/Impl/TeacherService.cs b/WeChatApplet/Services/Impl/TeacherService.cs
index ccaf619..9387030 100644
--- a/WeChatApplet/Services/Impl/TeacherService.cs
+++ b/WeChatApplet/Services/Impl/TeacherService.cs
@@ -355,7 +355,7 @@ namespace YD_WeChatApplet.Services
             {
                 var query = from s in _sportsContext.Ai_ClassroomStudentRecord
                             join c in _sportsContext.Ai_ClassRoomRecord on s.ClassRoomRecordId equals c.Id
-                            where s.StudentName == dto.StudentNo
+                            where s.StudentNo == dto.StudentNo
                             select new ClassRoomRecordPageDto()
                             {
                                 Id = c.Id,