diff --git a/paddlespeech/cli/st/infer.py b/paddlespeech/cli/st/infer.py
index 2bc985125458bc9a7c715370aef1f6cf5c3ce20c..32f9d425a4cb0a7c8300b2634b859eb1b774dc87 100644
--- a/paddlespeech/cli/st/infer.py
+++ b/paddlespeech/cli/st/infer.py
@@ -23,9 +23,6 @@ import numpy as np
 import paddle
 import soundfile
 from kaldiio import WriteHelper
-from paddlespeech.s2t.frontend.featurizer.text_featurizer import TextFeaturizer
-from paddlespeech.s2t.utils.dynamic_import import dynamic_import
-from paddlespeech.s2t.utils.utility import UpdateConfig
 from yacs.config import CfgNode
 
 from ..executor import BaseExecutor
@@ -33,6 +30,9 @@ from ..utils import cli_register
 from ..utils import download_and_decompress
 from ..utils import logger
 from ..utils import MODEL_HOME
+from paddlespeech.s2t.frontend.featurizer.text_featurizer import TextFeaturizer
+from paddlespeech.s2t.utils.dynamic_import import dynamic_import
+from paddlespeech.s2t.utils.utility import UpdateConfig
 
 __all__ = ["STExecutor"]