diff --git a/scripts/asr-streaming-query.py b/scripts/asr-streaming-query.py
index 780abd2..4619cbb 100644
--- a/scripts/asr-streaming-query.py
+++ b/scripts/asr-streaming-query.py
@@ -21,7 +21,6 @@ import websockets
 # Desired audio properties
 TARGET_SAMPLE_RATE = 24000
 TARGET_CHANNELS = 1  # Mono
-HEADERS = {"kyutai-api-key": "open_token"}
 all_text = []
 transcript = []
 finished = False
@@ -101,10 +100,11 @@ async def send_messages(websocket, rtf: float):
         print("Connection closed while sending messages.")
 
 
-async def stream_audio(url: str, rtf: float):
+async def stream_audio(url: str, rtf: float, api_key: str):
     """Stream audio data to a WebSocket server."""
 
-    async with websockets.connect(url, additional_headers=HEADERS) as websocket:
+    headers = {"kyutai-api-key": api_key}
+    async with websockets.connect(url, additional_headers=headers) as websocket:
         send_task = asyncio.create_task(send_messages(websocket, rtf))
         receive_task = asyncio.create_task(receive_messages(websocket))
         await asyncio.gather(send_task, receive_task)
@@ -115,6 +115,7 @@ if __name__ == "__main__":
     parser = argparse.ArgumentParser()
     parser.add_argument("in_file")
     parser.add_argument("--transcript")
+    parser.add_argument("--api-key", default="open_key")
     parser.add_argument(
         "--url",
         help="The url of the server to which to send the audio",
@@ -124,7 +125,7 @@ if __name__ == "__main__":
     args = parser.parse_args()
 
     url = f"{args.url}/api/asr-streaming"
-    asyncio.run(stream_audio(url, args.rtf))
+    asyncio.run(stream_audio(url, args.rtf, args.api_key))
     print(" ".join(all_text))
     if args.transcript is not None:
         with open(args.transcript, "w") as fobj: