diff --git a/video_prediction_tools/main_scripts/main_preprocess_data_step1.py b/video_prediction_tools/main_scripts/main_preprocess_data_step1.py
index 70c3c2a0e909f8269551a12ef7245cfb0596d8f9..13d0cb40ba25afabc5c2a5990f60e2b26743ea29 100755
--- a/video_prediction_tools/main_scripts/main_preprocess_data_step1.py
+++ b/video_prediction_tools/main_scripts/main_preprocess_data_step1.py
@@ -8,7 +8,7 @@ from utils.external_function import directory_scanner
 from utils.external_function import load_distributor
 from utils.external_function import hash_directory
 from utils.external_function import md5
-from utils.process_netCDF_v2 import *  
+from data_preprocess.process_netCDF_v2 import *  
 from metadata import MetaData as MetaData
 import os
 import argparse