diff --git a/apps/web/src/pages/ai-avatar/api/aiAvatar.ts b/apps/web/src/pages/ai-avatar/api/aiAvatar.ts
index ae3a4159d..152c7a193 100644
--- a/apps/web/src/pages/ai-avatar/api/aiAvatar.ts
+++ b/apps/web/src/pages/ai-avatar/api/aiAvatar.ts
@@ -55,7 +55,7 @@ export const createLipsyncJob = async (data: {
   script_text?: string
   /** 语速 0.5~2.0，默认 1.0（TTS 直生模式用） */
   speed?: number
-  /** 情绪英文枚举：natural/excited/calm/friendly（TTS 直生模式用） */
+  /** 情绪英文枚举：neutral/happy/sad/angry/surprised/fearful/disgusted（TTS 直生模式用；前端经 normalizeEmotion 归一化） */
   emotion?: string
   enable_video_loop?: boolean
   project_id?: string