diff --git a/src/app/admin/page.tsx b/src/app/admin/page.tsx
index 0908c85..c89bf2a 100644
--- a/src/app/admin/page.tsx
+++ b/src/app/admin/page.tsx
@@ -70,6 +70,7 @@ interface DataSource {
   detail?: string;
   disabled?: boolean;
   from: 'config' | 'custom';
+  is_adult?: boolean; // 添加成人内容标记字段
 }
 
 // 可折叠标签组件
@@ -643,6 +644,7 @@ const VideoSourceConfig = ({
     detail: '',
     disabled: false,
     from: 'config',
+    is_adult: false, // 默认不是成人内容
   });
 
   // dnd-kit 传感器
@@ -721,6 +723,7 @@ const VideoSourceConfig = ({
       name: newSource.name,
       api: newSource.api,
       detail: newSource.detail,
+      is_adult: newSource.is_adult, // 传递成人内容标记
     })
       .then(() => {
         setNewSource({
@@ -730,6 +733,7 @@ const VideoSourceConfig = ({
           detail: '',
           disabled: false,
           from: 'custom',
+          is_adult: false, // 重置为默认值
         });
         setShowAddForm(false);
       })
@@ -866,7 +870,8 @@ const VideoSourceConfig = ({
           exportConfig.api_site[source.key] = {
             api: source.api,
             name: source.name,
-            ...(source.detail && { detail: source.detail })
+            ...(source.detail && { detail: source.detail }),
+            ...(source.is_adult !== undefined && { is_adult: source.is_adult }) // 确保导出 is_adult 字段
           };
         }
       });
@@ -939,7 +944,7 @@ const VideoSourceConfig = ({
               throw new Error(`${key}: 无效的配置对象`);
             }
             
-            const sourceObj = source as { api?: string; name?: string; detail?: string };
+            const sourceObj = source as { api?: string; name?: string; detail?: string; is_adult?: boolean };
             
             if (!sourceObj.api || !sourceObj.name) {
               throw new Error(`${key}: 缺少必要字段 api 或 name`);
@@ -950,7 +955,8 @@ const VideoSourceConfig = ({
               key: key,
               name: sourceObj.name,
               api: sourceObj.api,
-              detail: sourceObj.detail || ''
+              detail: sourceObj.detail || '',
+              is_adult: sourceObj.is_adult || false // 确保处理 is_adult 字段
             });
             successCount++;
           } catch (error) {
@@ -1246,6 +1252,25 @@ const VideoSourceConfig = ({
               }
               className='px-3 py-2 border border-gray-300 dark:border-gray-600 rounded-lg bg-white dark:bg-gray-800 text-gray-900 dark:text-gray-100'
             />
+            
+            {/* 成人内容标记复选框 */}
+            <div className='flex items-center space-x-2'>
+              <input
+                type='checkbox'
+                id='is_adult'
+                checked={newSource.is_adult || false}
+                onChange={(e) =>
+                  setNewSource((prev) => ({ ...prev, is_adult: e.target.checked }))
+                }
+                className='w-4 h-4 text-red-600 bg-gray-100 border-gray-300 rounded focus:ring-red-500 dark:bg-gray-700 dark:border-gray-600'
+              />
+              <label
+                htmlFor='is_adult'
+                className='text-sm font-medium text-gray-900 dark:text-gray-300'
+              >
+                🔞 成人内容资源站
+              </label>
+            </div>
           </div>
           <div className='flex justify-end'>
             <button
diff --git a/src/app/api/admin/source/route.ts b/src/app/api/admin/source/route.ts
index 716b4cc..ea556cf 100644
--- a/src/app/api/admin/source/route.ts
+++ b/src/app/api/admin/source/route.ts
@@ -59,11 +59,12 @@ export async function POST(request: NextRequest) {
 
     switch (action) {
       case 'add': {
-        const { key, name, api, detail } = body as {
+        const { key, name, api, detail, is_adult } = body as {
           key?: string;
           name?: string;
           api?: string;
           detail?: string;
+          is_adult?: boolean;
         };
         if (!key || !name || !api) {
           return NextResponse.json({ error: '缺少必要参数' }, { status: 400 });
@@ -78,6 +79,7 @@ export async function POST(request: NextRequest) {
           detail,
           from: 'custom',
           disabled: false,
+          is_adult: is_adult || false, // 确保处理 is_adult 字段
         });
         break;
       }
diff --git a/src/lib/config.ts b/src/lib/config.ts
index a6241e3..130233c 100644
--- a/src/lib/config.ts
+++ b/src/lib/config.ts
@@ -262,6 +262,7 @@ export async function getConfig(): Promise<AdminConfig> {
           detail: site.detail,
           from: 'config',
           disabled: false,
+          is_adult: (site as any).is_adult || false, // 确保处理 is_adult 字段
         });
       }
     });
@@ -271,6 +272,12 @@ export async function getConfig(): Promise<AdminConfig> {
     adminConfig.SourceConfig.forEach((source) => {
       if (!apiSiteKeys.has(source.key)) {
         source.from = 'custom';
+      } else {
+        // 更新现有源的 is_adult 字段
+        const siteConfig = fileConfig.api_site[source.key];
+        if (siteConfig) {
+          source.is_adult = (siteConfig as any).is_adult || false;
+        }
       }
     });
 
@@ -388,7 +395,20 @@ export async function getCacheTime(): Promise<number> {
 
 export async function getAvailableApiSites(filterAdult = false): Promise<ApiSite[]> {
   const config = await getConfig();
-  let sites = config.SourceConfig.filter((s) => !s.disabled);
+  
+  // 防御性检查：确保 SourceConfig 存在且为数组
+  if (!config.SourceConfig || !Array.isArray(config.SourceConfig)) {
+    console.warn('SourceConfig is missing or not an array, returning empty array');
+    return [];
+  }
+  
+  // 防御性处理：为每个源确保 is_adult 字段存在
+  let sites = config.SourceConfig
+    .filter((s) => !s.disabled)
+    .map((s) => ({
+      ...s,
+      is_adult: s.is_adult === true // 严格检查，只有明确为 true 的才是成人内容
+    }));
   
   // 如果需要过滤成人内容，则排除标记为成人内容的资源站
   if (filterAdult) {
@@ -406,8 +426,16 @@ export async function getAvailableApiSites(filterAdult = false): Promise<ApiSite
 // 获取成人内容资源站
 export async function getAdultApiSites(): Promise<ApiSite[]> {
   const config = await getConfig();
+  
+  // 防御性检查：确保 SourceConfig 存在且为数组
+  if (!config.SourceConfig || !Array.isArray(config.SourceConfig)) {
+    console.warn('SourceConfig is missing or not an array, returning empty array');
+    return [];
+  }
+  
+  // 防御性处理：严格检查成人内容标记
   const adultSites = config.SourceConfig
-    .filter((s) => !s.disabled && s.is_adult);
+    .filter((s) => !s.disabled && s.is_adult === true); // 只有明确为 true 的才被认为是成人内容
   
   return adultSites.map((s) => ({
     key: s.key,