diff --git a/egs/multi_zh-hans/ASR/zipformer/decode.py b/egs/multi_zh-hans/ASR/zipformer/decode.py
index 2ab7244ed..5cd133df8 100755
--- a/egs/multi_zh-hans/ASR/zipformer/decode.py
+++ b/egs/multi_zh-hans/ASR/zipformer/decode.py
@@ -116,8 +116,9 @@ from beam_search import (
     greedy_search_batch,
     modified_beam_search,
 )
-from train import add_model_arguments, get_params, get_model
+from lhotse.cut import Cut
 from multi_dataset import MultiDataset
+from train import add_model_arguments, get_model, get_params
 
 from icefall.checkpoint import (
     average_checkpoints,
@@ -125,7 +126,6 @@ from icefall.checkpoint import (
     find_checkpoints,
     load_checkpoint,
 )
-from lhotse.cut import Cut
 from icefall.lexicon import Lexicon
 from icefall.utils import (
     AttributeDict,
diff --git a/egs/multi_zh-hans/ASR/zipformer/multi_dataset.py b/egs/multi_zh-hans/ASR/zipformer/multi_dataset.py
index 542e16955..b1920e62e 100644
--- a/egs/multi_zh-hans/ASR/zipformer/multi_dataset.py
+++ b/egs/multi_zh-hans/ASR/zipformer/multi_dataset.py
@@ -19,7 +19,7 @@ import glob
 import logging
 import re
 from pathlib import Path
-from typing import List, Dict
+from typing import Dict, List
 
 import lhotse
 from lhotse import CutSet, load_manifest_lazy