diff --git a/web/src/components/chunk-method-dialog/index.tsx b/web/src/components/chunk-method-dialog/index.tsx
index f73680ad8..d8a4d1115 100644
--- a/web/src/components/chunk-method-dialog/index.tsx
+++ b/web/src/components/chunk-method-dialog/index.tsx
@@ -340,7 +340,9 @@ export function ChunkMethodDialog({
                   show={showAutoKeywords(selectedTag) || showExcelToHtml}
                   className="space-y-3"
                 >
-                  <EnableTocToggle />
+                  {selectedTag === DocumentParserType.Naive && (
+                    <EnableTocToggle />
+                  )}
                   {showAutoKeywords(selectedTag) && (
                     <>
                       <AutoKeywordsFormField></AutoKeywordsFormField>
diff --git a/web/src/components/ui/modal/modal.tsx b/web/src/components/ui/modal/modal.tsx
index fff5216b8..64fb176a1 100644
--- a/web/src/components/ui/modal/modal.tsx
+++ b/web/src/components/ui/modal/modal.tsx
@@ -27,6 +27,7 @@ export interface ModalProps {
   okText?: ReactNode | string;
   onOk?: () => void;
   onCancel?: () => void;
+  disabled?: boolean;
 }
 export interface ModalType extends FC<ModalProps> {
   show: typeof modalIns.show;
@@ -55,6 +56,7 @@ const Modal: ModalType = ({
   confirmLoading,
   cancelText,
   okText,
+  disabled = false,
 }) => {
   const sizeClasses = {
     small: 'max-w-md',
@@ -86,7 +88,7 @@ const Modal: ModalType = ({
   const handleChange = (open: boolean) => {
     onOpenChange?.(open);
     console.log('open', open, onOpenChange);
-    if (open) {
+    if (open && !disabled) {
       onOk?.();
     }
     if (!open) {
@@ -112,7 +114,7 @@ const Modal: ModalType = ({
           </button>
           <button
             type="button"
-            disabled={confirmLoading}
+            disabled={confirmLoading || disabled}
             onClick={() => handleOk()}
             className="px-2 py-1 bg-primary text-primary-foreground rounded-md hover:bg-primary/90"
           >
diff --git a/web/src/locales/zh.ts b/web/src/locales/zh.ts
index ae5656b10..8c5bbf939 100644
--- a/web/src/locales/zh.ts
+++ b/web/src/locales/zh.ts
@@ -258,7 +258,6 @@ export default {
       theDocumentBeingParsedCannotBeDeleted: '正在解析的文档不能被删除',
     },
     knowledgeConfiguration: {
-      tocExtraction: '目录增强',
       tocExtractionTip:
         '对于已有的chunk生成层级结构的目录信息（每个文件一个目录）。在查询时，激活`目录增强`后，系统会用大模型去判断用户问题和哪些目录项相关，从而找到相关的chunk。',
       deleteGenerateModalContent: `
diff --git a/web/src/pages/dataset/dataset-setting/configuration/common-item.tsx b/web/src/pages/dataset/dataset-setting/configuration/common-item.tsx
index 7e183e22d..c63309c50 100644
--- a/web/src/pages/dataset/dataset-setting/configuration/common-item.tsx
+++ b/web/src/pages/dataset/dataset-setting/configuration/common-item.tsx
@@ -7,7 +7,6 @@ import {
   FormMessage,
 } from '@/components/ui/form';
 import { Radio } from '@/components/ui/radio';
-import { RAGFlowSelect } from '@/components/ui/select';
 import { Switch } from '@/components/ui/switch';
 import { useTranslate } from '@/hooks/common-hooks';
 import { cn } from '@/lib/utils';
@@ -46,7 +45,7 @@ export function ChunkMethodItem(props: IProps) {
             </FormLabel>
             <div className={line === 1 ? 'w-3/4 ' : 'w-full'}>
               <FormControl>
-                <RAGFlowSelect
+                <SelectWithSearch
                   {...field}
                   options={parserList}
                   placeholder={t('chunkMethodPlaceholder')}