diff --git a/funasr/utils/export_utils.py b/funasr/utils/export_utils.py
index dbec50426..0691ef2d5 100644
--- a/funasr/utils/export_utils.py
+++ b/funasr/utils/export_utils.py
@@ -67,7 +67,11 @@ def _onnx(
 
     device = kwargs.get("device", "cpu")
     dummy_input = model.export_dummy_inputs()
-    dummy_input = (dummy_input[0].to(device), dummy_input[1].to(device))
+
+    if isinstance(dummy_input, torch.Tensor):
+        dummy_input = dummy_input.to(device)
+    else:
+        dummy_input = tuple([input.to(device) for input in dummy_input])
 
 
     verbose = kwargs.get("verbose", False)