diff --git a/src/views/system/role/RoleDataPermissionForm.vue b/src/views/system/role/RoleDataPermissionForm.vue
index 5d7801b7..e9e55ff8 100644
--- a/src/views/system/role/RoleDataPermissionForm.vue
+++ b/src/views/system/role/RoleDataPermissionForm.vue
@@ -102,8 +102,12 @@ const open = async (row: RoleApi.RoleVO) => {
   formData.name = row.name
   formData.code = row.code
   formData.dataScope = row.dataScope
-  row.dataScopeDeptIds?.forEach((deptId: number) => {
-    treeRef.value.setChecked(deptId, true, false)
+  
+  // 需要在 DOM 渲染完成后，再设置选中状态
+  nextTick(() => {
+    row.dataScopeDeptIds?.forEach((deptId: number) => {
+      treeRef.value.setChecked(deptId, true, false)
+    })
   })
 }
 defineExpose({ open }) // 提供 open 方法，用于打开弹窗