diff --git a/tools/data/super-resolution/df2k_ost/preprocess_df2k_ost_dataset.py b/tools/data/super-resolution/df2k_ost/preprocess_df2k_ost_dataset.py
index 7412135a54..3f601dd494 100644
--- a/tools/data/super-resolution/df2k_ost/preprocess_df2k_ost_dataset.py
+++ b/tools/data/super-resolution/df2k_ost/preprocess_df2k_ost_dataset.py
@@ -53,7 +53,7 @@ def extract_subimages(opt):
     """
     input_folder = opt['input_folder']
     save_folder = opt['save_folder']
-    if not mmcv.mkdir_or_exist(save_folder):
+    if not osp.exists(save_folder):
         os.makedirs(save_folder)
         print(f'mkdir {save_folder} ...')
     else: