diff --git a/diffsynth/pipelines/wan_video_new.py b/diffsynth/pipelines/wan_video_new.py
index c9342ea..141660f 100644
--- a/diffsynth/pipelines/wan_video_new.py
+++ b/diffsynth/pipelines/wan_video_new.py
@@ -1028,8 +1028,8 @@ class WanVideoUnit_S2V(PipelineUnit):
         if (inputs_shared.get("input_audio") is None and inputs_shared.get("audio_embeds") is None) or pipe.audio_encoder is None or pipe.audio_processor is None:
             return inputs_shared, inputs_posi, inputs_nega
         num_frames, height, width, tiled, tile_size, tile_stride = inputs_shared.get("num_frames"), inputs_shared.get("height"), inputs_shared.get("width"), inputs_shared.get("tiled"), inputs_shared.get("tile_size"), inputs_shared.get("tile_stride")
-        input_audio, audio_embeds, audio_sample_rate = inputs_shared.pop("input_audio"), inputs_shared.pop("audio_embeds"), inputs_shared.get("audio_sample_rate")
-        s2v_pose_video, s2v_pose_latents, motion_video = inputs_shared.pop("s2v_pose_video"), inputs_shared.pop("s2v_pose_latents"), inputs_shared.pop("motion_video")
+        input_audio, audio_embeds, audio_sample_rate = inputs_shared.pop("input_audio", None), inputs_shared.pop("audio_embeds", None), inputs_shared.get("audio_sample_rate", 16000)
+        s2v_pose_video, s2v_pose_latents, motion_video = inputs_shared.pop("s2v_pose_video", None), inputs_shared.pop("s2v_pose_latents", None), inputs_shared.pop("motion_video", None)
 
         audio_input_positive = self.process_audio(pipe, input_audio, audio_sample_rate, num_frames, audio_embeds=audio_embeds)
         inputs_posi.update(audio_input_positive)
diff --git a/diffsynth/trainers/unified_dataset.py b/diffsynth/trainers/unified_dataset.py
index feea784..c98a160 100644
--- a/diffsynth/trainers/unified_dataset.py
+++ b/diffsynth/trainers/unified_dataset.py
@@ -231,7 +231,7 @@ class LoadAudio(DataProcessingOperator):
     def __call__(self, data: str):
         import librosa
         input_audio, sample_rate = librosa.load(data, sr=self.sr)
-        return {'input_audio':input_audio, 'sample_rate':sample_rate}
+        return input_audio
 
 
 class UnifiedDataset(torch.utils.data.Dataset):
diff --git a/examples/wanvideo/model_training/train.py b/examples/wanvideo/model_training/train.py
index 010f581..643c8e2 100644
--- a/examples/wanvideo/model_training/train.py
+++ b/examples/wanvideo/model_training/train.py
@@ -54,9 +54,6 @@ class WanTrainingModule(DiffusionTrainingModule):
             "height": data["video"][0].size[1],
             "width": data["video"][0].size[0],
             "num_frames": len(data["video"]),
-            "audio_embeds":None,
-            "s2v_pose_latents":None,
-            "motion_video":None,
             # Please do not modify the following parameters
             # unless you clearly know what this will cause.
             "cfg_scale": 1,
@@ -78,9 +75,6 @@ class WanTrainingModule(DiffusionTrainingModule):
                 inputs_shared["end_image"] = data["video"][-1]
             elif extra_input == "reference_image" or extra_input == "vace_reference_image":
                 inputs_shared[extra_input] = data[extra_input][0]
-            elif extra_input == "input_audio":
-                inputs_shared['input_audio'] = data['input_audio']['input_audio']
-                inputs_shared['sample_rate'] = data['input_audio']['sample_rate']
             else:
                 inputs_shared[extra_input] = data[extra_input]
         
@@ -118,7 +112,7 @@ if __name__ == "__main__":
         ),
         special_operator_map={
             "animate_face_video": ToAbsolutePath(args.dataset_base_path) >> LoadVideo(args.num_frames, 4, 1, frame_processor=ImageCropAndResize(512, 512, None, 16, 16)),
-            'input_audio': ToAbsolutePath(args.dataset_base_path) >> LoadAudio(sr=16000),
+            "input_audio": ToAbsolutePath(args.dataset_base_path) >> LoadAudio(sr=16000),
         }
     )
     model = WanTrainingModule(
diff --git a/examples/wanvideo/model_training/validate_full/Wan2.2-S2V-14B.py b/examples/wanvideo/model_training/validate_full/Wan2.2-S2V-14B.py
index b69a575..2df08d2 100644
--- a/examples/wanvideo/model_training/validate_full/Wan2.2-S2V-14B.py
+++ b/examples/wanvideo/model_training/validate_full/Wan2.2-S2V-14B.py
@@ -50,4 +50,4 @@ video = pipe(
     s2v_pose_video=pose_video,
     num_inference_steps=40,
 )
-save_video_with_audio(video[1:], "video_pose_with_audio_full.mp4", audio_path, fps=16, quality=5)
+save_video_with_audio(video[1:], "video_pose_with_audio.mp4", audio_path, fps=16, quality=5)
diff --git a/examples/wanvideo/model_training/validate_lora/Wan2.2-S2V-14B.py b/examples/wanvideo/model_training/validate_lora/Wan2.2-S2V-14B.py
index f8245d1..a6166b9 100644
--- a/examples/wanvideo/model_training/validate_lora/Wan2.2-S2V-14B.py
+++ b/examples/wanvideo/model_training/validate_lora/Wan2.2-S2V-14B.py
@@ -6,7 +6,7 @@ from diffsynth.pipelines.wan_video_new import WanVideoPipeline, ModelConfig
 
 pipe = WanVideoPipeline.from_pretrained(
     torch_dtype=torch.bfloat16,
-    device="cuda:0",
+    device="cuda",
     model_configs=[
         ModelConfig(model_id="Wan-AI/Wan2.2-S2V-14B", origin_file_pattern="diffusion_pytorch_model*.safetensors"),
         ModelConfig(model_id="Wan-AI/Wan2.2-S2V-14B", origin_file_pattern="wav2vec2-large-xlsr-53-english/model.safetensors"),
@@ -48,4 +48,4 @@ video = pipe(
     s2v_pose_video=pose_video,
     num_inference_steps=40,
 )
-save_video_with_audio(video[1:], "video_pose_with_audio_lora.mp4", audio_path, fps=16, quality=5)
+save_video_with_audio(video[1:], "video_pose_with_audio.mp4", audio_path, fps=16, quality=5)