Update app.py

app.py

@@ -307,7 +307,7 @@ some sora-alpha-artists
         fn=generate_video,
         inputs=[prompt_input, size, duration, generation_history],
         outputs=[output, generation_history, generated_prompt],
-        concurrency_limit=4
+        concurrency_limit=1
     )
     timer = gr.Timer(value=30)
     timer.tick(fn=list_all_outputs, inputs=[generation_history], outputs=[generation_history])