diff --git a/web/src/main/resources/templates/common/courseInfoSelect.html b/web/src/main/resources/templates/common/courseInfoSelect.html
index 8158b048..57113300 100644
--- a/web/src/main/resources/templates/common/courseInfoSelect.html
+++ b/web/src/main/resources/templates/common/courseInfoSelect.html
@@ -44,7 +44,7 @@ var newId = !isEmpty(id) ? id : ('select_id_' + name  + '_' + @cn.hutool.core.ut
     ele.append('<optgroup label="应用课程类">');
     for (let currentAuthCourseInfoDetail of applicationCourseList) {
         ele.append(
-            '<option value="'+ currentAuthCourseInfoDetail.courseInfoId || '-1' +'">'+ currentAuthCourseInfoDetail.courseInfoName || '未查询到数据' +'</option>')
+            '<option value="'+ (currentAuthCourseInfoDetail.courseInfoId || '-1') +'">'+ (currentAuthCourseInfoDetail.courseInfoName || '未查询到数据') +'</option>')
     }
     ele.append('</optgroup>');
 
@@ -52,7 +52,7 @@ var newId = !isEmpty(id) ? id : ('select_id_' + name  + '_' + @cn.hutool.core.ut
     ele.append('<optgroup label="理论课程类">');
     for (let currentAuthCourseInfoDetail of theoryCourseList) {
         ele.append(
-            '<option value="'+ currentAuthCourseInfoDetail.courseInfoId || '-1' +'">'+ currentAuthCourseInfoDetail.courseInfoName || '未查询到数据' +'</option>')
+            '<option value="'+ (currentAuthCourseInfoDetail.courseInfoId || '-1') +'">'+ (currentAuthCourseInfoDetail.courseInfoName || '未查询到数据') +'</option>')
     }
     ele.append('</optgroup>');
 
@@ -60,7 +60,7 @@ var newId = !isEmpty(id) ? id : ('select_id_' + name  + '_' + @cn.hutool.core.ut
     ele.append('<optgroup label="考证课程类">');
     for (let currentAuthCourseInfoDetail of textualResearchCourseList) {
         ele.append(
-            '<option value="'+ currentAuthCourseInfoDetail.courseInfoId || '-1' +'">'+ currentAuthCourseInfoDetail.courseInfoName || '未查询到数据' +'</option>')
+            '<option value="'+ (currentAuthCourseInfoDetail.courseInfoId || '-1') +'">'+ (currentAuthCourseInfoDetail.courseInfoName || '未查询到数据') +'</option>')
     }
     ele.append('</optgroup>');