diff --git a/src/views/standard/setUp/school.vue b/src/views/standard/setUp/school.vue
index 88745f8..e8eab1d 100644
--- a/src/views/standard/setUp/school.vue
+++ b/src/views/standard/setUp/school.vue
@@ -178,6 +178,7 @@
               v-for="item in sectionsList"
               :label="item.code"
               :key="item.code"
+              :disabled="defaultSections.includes(item.code)"
               >{{ item.name }}</el-checkbox
             >
           </el-checkbox-group>
@@ -302,6 +303,7 @@ export default {
       sectionsList: [],
       subjectList: [],
       diaUpgradeGrade: false, //班级升级
+      defaultSections: [],
     };
   },
   computed: {
@@ -459,6 +461,7 @@ export default {
             this.formSchool[key] = data[key] || "";
           }
         }
+        this.defaultSections = [...this.formSchool.sections];
       } else {
         this.$message.error(info);
       }