diff --git a/docs/guides/model_convert/convert_from_pytorch/api_difference/distributed/torch.distributed.is_initialized.md b/docs/guides/model_convert/convert_from_pytorch/api_difference/distributed/torch.distributed.is_initialized.md
index f3e40c8b18c..2a69704e9c2 100644
--- a/docs/guides/model_convert/convert_from_pytorch/api_difference/distributed/torch.distributed.is_initialized.md
+++ b/docs/guides/model_convert/convert_from_pytorch/api_difference/distributed/torch.distributed.is_initialized.md
@@ -1,5 +1,4 @@
-
-### [无参数]torch.distributed.is_initialized
+## [无参数]torch.distributed.is_initialized
 
 ### [torch.distributed.is_initialized](https://pytorch.org/docs/stable/distributed.html#torch.distributed.is_initialized)