diff --git a/modelscope/utils/ast_utils.py b/modelscope/utils/ast_utils.py
index 3775748d..657ebb33 100644
--- a/modelscope/utils/ast_utils.py
+++ b/modelscope/utils/ast_utils.py
@@ -21,7 +21,6 @@ from modelscope.metainfo import (CustomDatasets, Heads, Hooks, LR_Schedulers,
                                  Preprocessors, TaskModels, Trainers)
 from modelscope.utils.constant import Fields, Tasks
 from modelscope.utils.file_utils import get_modelscope_cache_dir
-from modelscope.utils.logger import get_logger
 from modelscope.utils.registry import default_group
 
 p = Path(__file__)
@@ -58,10 +57,8 @@ TEMPLATE_FILE = 'ast_index_file.py'
 
 
 def get_ast_logger():
-    _logger = get_logger()
     ast_logger = logging.getLogger('modelscope.ast')
-    for handler in _logger.handlers:
-        ast_logger.addHandler(handler)
+    ast_logger.setLevel(logging.INFO)
     return ast_logger
 
 
@@ -722,7 +719,6 @@ def load_index(
     cache_dir = os.getenv('MODELSCOPE_CACHE', indexer_file_dir)
     index_file = os.getenv('MODELSCOPE_INDEX_FILE', indexer_file)
     file_path = os.path.join(cache_dir, index_file)
-    logger.info(f'Loading ast index from {file_path}')
     index = None
 
     if force_rebuild:
@@ -732,6 +728,7 @@ def load_index(
 
     # when developing, we need to generator as need.
     if __is_develop_model():
+        logger.info(f'Loading ast index from {file_path}')
         if os.path.exists(file_path):  # already exist, check it's latest
             wrapped_index = _load_index(file_path)
             md5, files_mtime = file_scanner.files_mtime_md5(