Update app.py

app.py

@@ -898,7 +898,7 @@ def build_demo(embed_mode):
 if __name__ == "__main__":
     parser = argparse.ArgumentParser()
     # --- Add arguments for ILLUME configs and checkpoints ---
-    parser.add_argument("--model_name", type=str, default="ILLUME-MLLM/illume_plus-qwen-2_5-3b-hf",
+    parser.add_argument("--model_name", type=str, default="ILLUME-MLLM/illume_plus-qwen2_5-3b-hf",
                         help="Name for builder.")
     parser.add_argument("--torch_dtype", type=str, default='fp32', choices=['fp32', 'bf16', 'fp16'],
                         help="Computation data type.")