Update app.py

app.py

@@ -103,7 +103,7 @@ with gr.Blocks() as demo:
 
     with gr.Row():
         submit = gr.Button("Send")
-        voice_input = gr.Audio(source="microphone", type="filepath", label="Voice Input")
+        voice_input = gr.Audio(sources="microphone", type="filepath", label="Voice Input")
 
     # Handle text input
     msg.submit(process_input, inputs=[msg, state], outputs=[state, chatbot, msg, voice_input]).then(