diff --git a/comfy_api_nodes/nodes_kling.py b/comfy_api_nodes/nodes_kling.py
index 7b23e9cf9..36852038b 100644
--- a/comfy_api_nodes/nodes_kling.py
+++ b/comfy_api_nodes/nodes_kling.py
@@ -518,7 +518,9 @@ async def execute_lipsync(
 
     # Upload the audio file to Comfy API and get download URL
     if audio:
-        audio_url = await upload_audio_to_comfyapi(cls, audio)
+        audio_url = await upload_audio_to_comfyapi(
+            cls, audio, container_format="mp3", codec_name="libmp3lame", mime_type="audio/mpeg", filename="output.mp3"
+        )
         logging.info("Uploaded audio to Comfy API. URL: %s", audio_url)
     else:
         audio_url = None