diff --git a/components/ChatInputBox/ChatInputBox.tsx b/components/ChatInputBox/ChatInputBox.tsx
index 4bd444e..3a896f1 100644
--- a/components/ChatInputBox/ChatInputBox.tsx
+++ b/components/ChatInputBox/ChatInputBox.tsx
@@ -140,7 +140,7 @@ export function ChatInputBox({ noData }: { noData: boolean }) {
     language: "english",
     videoDuration: "unlimited",
     expansion_mode: true,
-    aspect_ratio: "VIDEO_ASPECT_RATIO_PORTRAIT",
+    aspect_ratio: "VIDEO_ASPECT_RATIO_LANDSCAPE",
   });
 
   // 从 localStorage 初始化配置
@@ -155,7 +155,7 @@ export function ChatInputBox({ noData }: { noData: boolean }) {
           language: parsed.language || "english",
           videoDuration: parsed.videoDuration || "unlimited",
           expansion_mode: typeof parsed.expansion_mode === 'boolean' ? parsed.expansion_mode : true,
-          aspect_ratio: parsed.aspect_ratio || "VIDEO_ASPECT_RATIO_PORTRAIT",
+          aspect_ratio: parsed.aspect_ratio || "VIDEO_ASPECT_RATIO_LANDSCAPE",
         });
       } catch (error) {
         console.warn('解析保存的配置失败，使用默认配置:', error);