diff --git a/video-gen-api/app/schemas/video_engine.py b/video-gen-api/app/schemas/video_engine.py
index 70e811d1..71193e94 100644
--- a/video-gen-api/app/schemas/video_engine.py
+++ b/video-gen-api/app/schemas/video_engine.py
@@ -15,7 +15,7 @@ class VideoEngineCreate(BaseModel):
     max_duration: int = Field(default=15)
     max_image_count: int = Field(default=2)
     max_video_count: int = Field(default=0)
-    max_audio_count: int = Field(default=0, ge=0, le=3, description="最大参考音频数量，0 表示不支持音频参考")
+    max_audio_count: int = Field(default=0, description="最大参考音频数量，0 表示不支持音频参考")
     multi_generation_enabled: bool = Field(
         default=False,
         description="是否允许客户端选择生成多个视频；关闭时客户端只能选择 1 份",