diff --git a/src/views/emis/emisWaybill/waybillModify.vue b/src/views/emis/emisWaybill/waybillModify.vue
index 56db2c88..10f067e8 100644
--- a/src/views/emis/emisWaybill/waybillModify.vue
+++ b/src/views/emis/emisWaybill/waybillModify.vue
@@ -2436,14 +2436,17 @@ methods: {
       this.form.billCode=""
     }
   },
-    //获取虚拟运单关联主单 
+    //获取虚拟运单关联主单
   onMasterBillCodeChange(val) {
     if (val) {
       this.form.masterBillCode = val.value;
       this.masterBillProductType = val.productType;
-      // this.masterBillProductType = '242011';
       //生成备注
-      this.form.remark = `该单为虚拟单：对应主单为${this.form.masterBillCode}`;
+      if (val && this.form.remark && this.form.remark.trim() !== '') {
+        this.form.remark = this.form.remark.replace(/主单为[\da-zA-Z]+/g, '主单为' + val.value);
+      } else {
+        this.form.remark = `该单为虚拟单：对应主单为${this.form.masterBillCode}`;
+      }
     } else {
       //清空 
       this.form.masterBillCode = null;