diff --git a/backend/services/whisper_stream.py b/backend/services/whisper_stream.py
index d077a2f..94788b9 100644
--- a/backend/services/whisper_stream.py
+++ b/backend/services/whisper_stream.py
@@ -41,7 +41,7 @@ class WhisperStream:
         try:
             import websockets
 
-            url = "wss://api.openai.com/v1/realtime?model=gpt-realtime-whisper"
+            url = "wss://api.openai.com/v1/realtime?model=gpt-4o-realtime-preview"
             ws = await websockets.connect(
                 url,
                 additional_headers={