diff --git a/rtcllm/stt.py b/rtcllm/stt.py
index 28f97e8..fd232fb 100644
--- a/rtcllm/stt.py
+++ b/rtcllm/stt.py
@@ -11,8 +11,8 @@ desc = {
 		}
 	],
 	"data":[{
-		"name":"audio",
-		"value":"${b64audio}"
+		"name":"audio_file",
+		"value":"${audio_file}"
 	},{
 		"name":"model",
 		"value":"whisper"