diff --git a/src/views/system/dict/DictAddModal.vue b/src/views/system/dict/DictAddModal.vue
index 3c707a7..43c2715 100644
--- a/src/views/system/dict/DictAddModal.vue
+++ b/src/views/system/dict/DictAddModal.vue
@@ -35,7 +35,7 @@ const options: Options = {
 
 const columns: Columns = [
   { label: '名称', field: 'name', type: 'input', rules: [{ required: true, message: '请输入名称' }] },
-  { label: '编码', field: 'code', type: 'input', rules: [{ required: true, message: '请输入编码' }] },
+  { label: '编码', field: 'code', type: 'input', disabled: () => isUpdate.value, rules: [{ required: true, message: '请输入编码' }] },
   {
     label: '描述',
     field: 'description',