diff --git a/pywxdump/api/remote_server.py b/pywxdump/api/remote_server.py
index 5a9bfaf0..b9120e0c 100644
--- a/pywxdump/api/remote_server.py
+++ b/pywxdump/api/remote_server.py
@@ -22,8 +22,7 @@
     get_conf_local_wxid
 from pywxdump import get_wx_info, WX_OFFS, batch_decrypt, BiasAddr, merge_db, decrypt_merge, merge_real_time_db
 
-from pywxdump.db import DBHandler, download_file, export_csv, export_json
-from pywxdump.db.utils import dat2img
+from pywxdump.db import DBHandler, download_file, export_csv, export_json, dat2img
 
 # app = Flask(__name__, static_folder='../ui/web/dist', static_url_path='/')
 
diff --git a/pywxdump/db/__init__.py b/pywxdump/db/__init__.py
index 8f94f467..f8057673 100644
--- a/pywxdump/db/__init__.py
+++ b/pywxdump/db/__init__.py
@@ -7,7 +7,7 @@
 # -------------------------------------------------------------------------------
 import pandas as pd
 
-from .utils import download_file
+from .utils import download_file, dat2img
 
 from .dbFavorite import FavoriteHandler
 from .dbMSG import MsgHandler
diff --git a/pywxdump/db/utils/__init__.py b/pywxdump/db/utils/__init__.py
index 87f9fdfa..371bcff8 100644
--- a/pywxdump/db/utils/__init__.py
+++ b/pywxdump/db/utils/__init__.py
@@ -7,4 +7,4 @@
 # -------------------------------------------------------------------------------
 from ._loger import db_loger
 from .common_utils import timestamp2str, xml2dict, silk2audio, bytes2str, get_md5, name2typeid, typeid2name, \
-    type_converter, match_BytesExtra, db_error, download_file,dat2img
+    type_converter, match_BytesExtra, db_error, download_file, dat2img