From b75d349f25ccb702895c6f1b8af7aded63a7f7e2 Mon Sep 17 00:00:00 2001
From: Alexander Piskun <13381981+bigcat88@users.noreply.github.com>
Date: Fri, 21 Nov 2025 02:33:54 +0200
Subject: [PATCH] fix(KlingLipSyncAudioToVideoNode): convert audio to mp3
 format (#10811)

---
 comfy_api_nodes/nodes_kling.py | 4 +++-
 1 file changed, 3 insertions(+), 1 deletion(-)

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