diff --git a/modelscope/utils/plugins.py b/modelscope/utils/plugins.py
index d9441cf1..8aff0fb1 100644
--- a/modelscope/utils/plugins.py
+++ b/modelscope/utils/plugins.py
@@ -395,8 +395,7 @@ def import_module_from_model_dir(model_dir):
     ]
     create_module_from_files(relative_file_dirs, model_dir, module_name)
     for file in relative_file_dirs:
-        submodule = module_name + '.' + file.replace(os.sep, '.').replace(
-            '.py', '')
+        submodule = module_name + '.' + file.replace('.py', '').replace(os.sep, '.')
         importlib.import_module(submodule)