diff --git a/web/src/main/resources/sql/jlw/teacherOpenCourseMergeStudent.md b/web/src/main/resources/sql/jlw/teacherOpenCourseMergeStudent.md
index ec86c417..c36fd87f 100644
--- a/web/src/main/resources/sql/jlw/teacherOpenCourseMergeStudent.md
+++ b/web/src/main/resources/sql/jlw/teacherOpenCourseMergeStudent.md
@@ -59,6 +59,9 @@ queryByCondition
   @if(!isEmpty(userIdPlural)){
   and find_in_set(t.user_id,#userIdPlural#)
   @}
+  @if(!isEmpty(schoolClassIdPlural)){
+  and find_in_set(ta.class_id, #schoolClassIdPlural#)
+  @}
 
 
 queryByConditionQuery
diff --git a/web/src/main/resources/static/js/jlw/teacherOpenCourseStudentSigninLog/index.js b/web/src/main/resources/static/js/jlw/teacherOpenCourseStudentSigninLog/index.js
index 75b4c79a..817a8d39 100644
--- a/web/src/main/resources/static/js/jlw/teacherOpenCourseStudentSigninLog/index.js
+++ b/web/src/main/resources/static/js/jlw/teacherOpenCourseStudentSigninLog/index.js
@@ -275,9 +275,9 @@ layui.define([ 'form', 'laydate', 'table','laytpl'], function(exports) {
     function getParam_s(){
         var param = {
         "teacherOpenCourseStudentSigninSettingSessionTime":$("select[name='teacherOpenCourseStudentSigninSettingSessionTime']").val(),
-        "classId":$("#studentForm select[name='classId']").val(),
-            "studentSnOrName":$("#studentForm input[name='studentOrName']").val(),
-            'teacherOpenCourseId':teacherOpenCourseId
+        "schoolClassIdPlural":$("#studentForm select[name='classId']").val(),
+        "studentSnOrName":$("#studentForm input[name='studentOrName']").val(),
+        'teacherOpenCourseId':teacherOpenCourseId
         };
 
         return param