diff --git a/src/views/basic/BusTypeChange.vue b/src/views/basic/BusTypeChange.vue
index f3d96af..f213091 100644
--- a/src/views/basic/BusTypeChange.vue
+++ b/src/views/basic/BusTypeChange.vue
@@ -44,6 +44,7 @@
                         <el-button
                             type="text"
                             size="small"
+                            :disabled="scope.row.systemDefault"
                             @click.native.stop="handleModifyClick(scope.row)"
                         >编辑
                         </el-button
@@ -51,6 +52,7 @@
                         <el-button
                             type="text"
                             size="small"
+                            :disabled="scope.row.systemDefault"
                             @click.native.stop="handleDeleteClick(scope.row)"
                         >删除
                         </el-button